Home / 21,860,414.92-30,156,476.40-13,033,641.00

Finding the Fourth Proportional to 21,860,414.92, 30,156,476.40 and 13,033,641.00

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Solution

The fourth proportional to 21,860,414.92, 30,156,476.40 and 13,033,641.00 is: 17,979,928.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,860,414.92 : 30,156,476.40 = 13,033,641.00 : x
  2. Step 2: Convert to fraction form
    21,860,414.92/30,156,476.40 = 13,033,641.00/x
  3. Step 3: Cross multiply
    21,860,414.92x = 30,156,476.40 × 13,033,641.00
  4. Step 4: Simplify right side
    21,860,414.92x = 393,048,687,202,679.62
  5. Step 5: Solve for x
    x = 393,048,687,202,679.62/21,860,414.92
  6. Step 6: Final answer
    x = 17,979,928.04

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1.5x scale

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.