Home / 21,875,414.30-32,813,121.45-21,556,549.70

Finding the Fourth Proportional to 21,875,414.30, 32,813,121.45 and 21,556,549.70

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Solution

The fourth proportional to 21,875,414.30, 32,813,121.45 and 21,556,549.70 is: 32,334,824.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,875,414.30 : 32,813,121.45 = 21,556,549.70 : x
  2. Step 2: Convert to fraction form
    21,875,414.30/32,813,121.45 = 21,556,549.70/x
  3. Step 3: Cross multiply
    21,875,414.30x = 32,813,121.45 × 21,556,549.70
  4. Step 4: Simplify right side
    21,875,414.30x = 707,337,683,349,061
  5. Step 5: Solve for x
    x = 707,337,683,349,061/21,875,414.30
  6. Step 6: Final answer
    x = 32,334,824.55

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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.