Home / 61,159,354.29-91,631,414.43-57,518,320.05

Finding the Fourth Proportional to 61,159,354.29, 91,631,414.43 and 57,518,320.05

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Solution

The fourth proportional to 61,159,354.29, 91,631,414.43 and 57,518,320.05 is: 86,176,269.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,159,354.29 : 91,631,414.43 = 57,518,320.05 : x
  2. Step 2: Convert to fraction form
    61,159,354.29/91,631,414.43 = 57,518,320.05/x
  3. Step 3: Cross multiply
    61,159,354.29x = 91,631,414.43 × 57,518,320.05
  4. Step 4: Simplify right side
    61,159,354.29x = 5,270,485,021,818,928
  5. Step 5: Solve for x
    x = 5,270,485,021,818,928/61,159,354.29
  6. Step 6: Final answer
    x = 86,176,269.89

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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.