Home / 61,617,892.92-92,392,262.10-42,209,055.96

Finding the Fourth Proportional to 61,617,892.92, 92,392,262.10 and 42,209,055.96

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Solution

The fourth proportional to 61,617,892.92, 92,392,262.10 and 42,209,055.96 is: 63,289,898.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,617,892.92 : 92,392,262.10 = 42,209,055.96 : x
  2. Step 2: Convert to fraction form
    61,617,892.92/92,392,262.10 = 42,209,055.96/x
  3. Step 3: Cross multiply
    61,617,892.92x = 92,392,262.10 × 42,209,055.96
  4. Step 4: Simplify right side
    61,617,892.92x = 3,899,790,161,249,887
  5. Step 5: Solve for x
    x = 3,899,790,161,249,887/61,617,892.92
  6. Step 6: Final answer
    x = 63,289,898.05

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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.