Home / 36,948,813.92-50,991,140.40-20,428,632.80

Finding the Fourth Proportional to 36,948,813.92, 50,991,140.40 and 20,428,632.80

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Solution

The fourth proportional to 36,948,813.92, 50,991,140.40 and 20,428,632.80 is: 28,192,495.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,948,813.92 : 50,991,140.40 = 20,428,632.80 : x
  2. Step 2: Convert to fraction form
    36,948,813.92/50,991,140.40 = 20,428,632.80/x
  3. Step 3: Cross multiply
    36,948,813.92x = 50,991,140.40 × 20,428,632.80
  4. Step 4: Simplify right side
    36,948,813.92x = 1,041,679,283,284,845.12
  5. Step 5: Solve for x
    x = 1,041,679,283,284,845.12/36,948,813.92
  6. Step 6: Final answer
    x = 28,192,495.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.