Home / 9,420,939.20-14,132,445.60-3,438,603.20

Finding the Fourth Proportional to 9,420,939.20, 14,132,445.60 and 3,438,603.20

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Solution

The fourth proportional to 9,420,939.20, 14,132,445.60 and 3,438,603.20 is: 5,158,283.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420,939.20 : 14,132,445.60 = 3,438,603.20 : x
  2. Step 2: Convert to fraction form
    9,420,939.20/14,132,445.60 = 3,438,603.20/x
  3. Step 3: Cross multiply
    9,420,939.20x = 14,132,445.60 × 3,438,603.20
  4. Step 4: Simplify right side
    9,420,939.20x = 48,595,872,663,985.92
  5. Step 5: Solve for x
    x = 48,595,872,663,985.92/9,420,939.20
  6. Step 6: Final answer
    x = 5,158,283.23

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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.