Home / 25,551,830.70-38,264,760.45-16,985,789.10

Finding the Fourth Proportional to 25,551,830.70, 38,264,760.45 and 16,985,789.10

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Solution

The fourth proportional to 25,551,830.70, 38,264,760.45 and 16,985,789.10 is: 25,436,813.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,551,830.70 : 38,264,760.45 = 16,985,789.10 : x
  2. Step 2: Convert to fraction form
    25,551,830.70/38,264,760.45 = 16,985,789.10/x
  3. Step 3: Cross multiply
    25,551,830.70x = 38,264,760.45 × 16,985,789.10
  4. Step 4: Simplify right side
    25,551,830.70x = 649,957,150,965,721.25
  5. Step 5: Solve for x
    x = 649,957,150,965,721.25/25,551,830.70
  6. Step 6: Final answer
    x = 25,436,813.46

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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.