Home / 61,136,581.12-84,333,446.40-38,204,224

Finding the Fourth Proportional to 61,136,581.12, 84,333,446.40 and 38,204,224

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Solution

The fourth proportional to 61,136,581.12, 84,333,446.40 and 38,204,224 is: 52,699,935.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,136,581.12 : 84,333,446.40 = 38,204,224 : x
  2. Step 2: Convert to fraction form
    61,136,581.12/84,333,446.40 = 38,204,224/x
  3. Step 3: Cross multiply
    61,136,581.12x = 84,333,446.40 × 38,204,224
  4. Step 4: Simplify right side
    61,136,581.12x = 3,221,893,876,957,594
  5. Step 5: Solve for x
    x = 3,221,893,876,957,594/61,136,581.12
  6. Step 6: Final answer
    x = 52,699,935.42

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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.