Home / 81,242,358.08-112,114,454.15-46,435,795.86

Finding the Fourth Proportional to 81,242,358.08, 112,114,454.15 and 46,435,795.86

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Solution

The fourth proportional to 81,242,358.08, 112,114,454.15 and 46,435,795.86 is: 64,081,398.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,242,358.08 : 112,114,454.15 = 46,435,795.86 : x
  2. Step 2: Convert to fraction form
    81,242,358.08/112,114,454.15 = 46,435,795.86/x
  3. Step 3: Cross multiply
    81,242,358.08x = 112,114,454.15 × 46,435,795.86
  4. Step 4: Simplify right side
    81,242,358.08x = 5,206,123,906,081,771
  5. Step 5: Solve for x
    x = 5,206,123,906,081,771/81,242,358.08
  6. Step 6: Final answer
    x = 64,081,398.29

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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.