Home / 42,528,015.20-63,792,022.80-37,489,167.20

Finding the Fourth Proportional to 42,528,015.20, 63,792,022.80 and 37,489,167.20

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Solution

The fourth proportional to 42,528,015.20, 63,792,022.80 and 37,489,167.20 is: 56,233,750.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,528,015.20 : 63,792,022.80 = 37,489,167.20 : x
  2. Step 2: Convert to fraction form
    42,528,015.20/63,792,022.80 = 37,489,167.20/x
  3. Step 3: Cross multiply
    42,528,015.20x = 63,792,022.80 × 37,489,167.20
  4. Step 4: Simplify right side
    42,528,015.20x = 2,391,509,808,775,412
  5. Step 5: Solve for x
    x = 2,391,509,808,775,412/42,528,015.20
  6. Step 6: Final answer
    x = 56,233,750.80

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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.