Home / 82,721,130.30-124,081,695.45-22,136,856.30

Finding the Fourth Proportional to 82,721,130.30, 124,081,695.45 and 22,136,856.30

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Solution

The fourth proportional to 82,721,130.30, 124,081,695.45 and 22,136,856.30 is: 33,205,284.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,721,130.30 : 124,081,695.45 = 22,136,856.30 : x
  2. Step 2: Convert to fraction form
    82,721,130.30/124,081,695.45 = 22,136,856.30/x
  3. Step 3: Cross multiply
    82,721,130.30x = 124,081,695.45 × 22,136,856.30
  4. Step 4: Simplify right side
    82,721,130.30x = 2,746,778,661,637,014
  5. Step 5: Solve for x
    x = 2,746,778,661,637,014/82,721,130.30
  6. Step 6: Final answer
    x = 33,205,284.45

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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.