Home / 30,232,303.80-45,348,455.70-11,064,998.40

Finding the Fourth Proportional to 30,232,303.80, 45,348,455.70 and 11,064,998.40

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Solution

The fourth proportional to 30,232,303.80, 45,348,455.70 and 11,064,998.40 is: 16,597,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,232,303.80 : 45,348,455.70 = 11,064,998.40 : x
  2. Step 2: Convert to fraction form
    30,232,303.80/45,348,455.70 = 11,064,998.40/x
  3. Step 3: Cross multiply
    30,232,303.80x = 45,348,455.70 × 11,064,998.40
  4. Step 4: Simplify right side
    30,232,303.80x = 501,780,589,762,970.94
  5. Step 5: Solve for x
    x = 501,780,589,762,970.94/30,232,303.80
  6. Step 6: Final answer
    x = 16,597,497.60

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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.