Home / 14,175,998.40-21,263,997.60-12,496,382.40

Finding the Fourth Proportional to 14,175,998.40, 21,263,997.60 and 12,496,382.40

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Solution

The fourth proportional to 14,175,998.40, 21,263,997.60 and 12,496,382.40 is: 18,744,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175,998.40 : 21,263,997.60 = 12,496,382.40 : x
  2. Step 2: Convert to fraction form
    14,175,998.40/21,263,997.60 = 12,496,382.40/x
  3. Step 3: Cross multiply
    14,175,998.40x = 21,263,997.60 × 12,496,382.40
  4. Step 4: Simplify right side
    14,175,998.40x = 265,723,045,362,282.28
  5. Step 5: Solve for x
    x = 265,723,045,362,282.28/14,175,998.40
  6. Step 6: Final answer
    x = 18,744,573.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.