Home / 69,908,136.92-96,514,564.72-62,151,718.40

Finding the Fourth Proportional to 69,908,136.92, 96,514,564.72 and 62,151,718.40

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Solution

The fourth proportional to 69,908,136.92, 96,514,564.72 and 62,151,718.40 is: 85,806,120.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,908,136.92 : 96,514,564.72 = 62,151,718.40 : x
  2. Step 2: Convert to fraction form
    69,908,136.92/96,514,564.72 = 62,151,718.40/x
  3. Step 3: Cross multiply
    69,908,136.92x = 96,514,564.72 × 62,151,718.40
  4. Step 4: Simplify right side
    69,908,136.92x = 5,998,546,047,976,015
  5. Step 5: Solve for x
    x = 5,998,546,047,976,015/69,908,136.92
  6. Step 6: Final answer
    x = 85,806,120.89

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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.