Home / 21,888,020.70-32,832,031.05-21,440,123.10

Finding the Fourth Proportional to 21,888,020.70, 32,832,031.05 and 21,440,123.10

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Solution

The fourth proportional to 21,888,020.70, 32,832,031.05 and 21,440,123.10 is: 32,160,184.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,888,020.70 : 32,832,031.05 = 21,440,123.10 : x
  2. Step 2: Convert to fraction form
    21,888,020.70/32,832,031.05 = 21,440,123.10/x
  3. Step 3: Cross multiply
    21,888,020.70x = 32,832,031.05 × 21,440,123.10
  4. Step 4: Simplify right side
    21,888,020.70x = 703,922,787,335,022.38
  5. Step 5: Solve for x
    x = 703,922,787,335,022.38/21,888,020.70
  6. Step 6: Final answer
    x = 32,160,184.65

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1.5x scale

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.