Home / 49,989,790.40-74,984,685.60-14,087,998.40

Finding the Fourth Proportional to 49,989,790.40, 74,984,685.60 and 14,087,998.40

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Solution

The fourth proportional to 49,989,790.40, 74,984,685.60 and 14,087,998.40 is: 21,131,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,989,790.40 : 74,984,685.60 = 14,087,998.40 : x
  2. Step 2: Convert to fraction form
    49,989,790.40/74,984,685.60 = 14,087,998.40/x
  3. Step 3: Cross multiply
    49,989,790.40x = 74,984,685.60 × 14,087,998.40
  4. Step 4: Simplify right side
    49,989,790.40x = 1,056,384,130,757,303
  5. Step 5: Solve for x
    x = 1,056,384,130,757,303/49,989,790.40
  6. Step 6: Final answer
    x = 21,131,997.60

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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.