Home / 82,941,508.65-124,407,612.75-25,433,621.94

Finding the Fourth Proportional to 82,941,508.65, 124,407,612.75 and 25,433,621.94

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Solution

The fourth proportional to 82,941,508.65, 124,407,612.75 and 25,433,621.94 is: 38,149,006.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,941,508.65 : 124,407,612.75 = 25,433,621.94 : x
  2. Step 2: Convert to fraction form
    82,941,508.65/124,407,612.75 = 25,433,621.94/x
  3. Step 3: Cross multiply
    82,941,508.65x = 124,407,612.75 × 25,433,621.94
  4. Step 4: Simplify right side
    82,941,508.65x = 3,164,136,189,141,424
  5. Step 5: Solve for x
    x = 3,164,136,189,141,424/82,941,508.65
  6. Step 6: Final answer
    x = 38,149,006.94

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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.