Home / 81,242,358.01-112,114,454.04-46,435,795.79

Finding the Fourth Proportional to 81,242,358.01, 112,114,454.04 and 46,435,795.79

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Solution

The fourth proportional to 81,242,358.01, 112,114,454.04 and 46,435,795.79 is: 64,081,398.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,242,358.01 : 112,114,454.04 = 46,435,795.79 : x
  2. Step 2: Convert to fraction form
    81,242,358.01/112,114,454.04 = 46,435,795.79/x
  3. Step 3: Cross multiply
    81,242,358.01x = 112,114,454.04 × 46,435,795.79
  4. Step 4: Simplify right side
    81,242,358.01x = 5,206,123,892,348,208
  5. Step 5: Solve for x
    x = 5,206,123,892,348,208/81,242,358.01
  6. Step 6: Final answer
    x = 64,081,398.18

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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.