Home / 10,267,423.55-15,378,994.19-9,663,760.52

Finding the Fourth Proportional to 10,267,423.55, 15,378,994.19 and 9,663,760.52

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Solution

The fourth proportional to 10,267,423.55, 15,378,994.19 and 9,663,760.52 is: 14,474,801.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,267,423.55 : 15,378,994.19 = 9,663,760.52 : x
  2. Step 2: Convert to fraction form
    10,267,423.55/15,378,994.19 = 9,663,760.52/x
  3. Step 3: Cross multiply
    10,267,423.55x = 15,378,994.19 × 9,663,760.52
  4. Step 4: Simplify right side
    10,267,423.55x = 148,618,916,765,417.62
  5. Step 5: Solve for x
    x = 148,618,916,765,417.62/10,267,423.55
  6. Step 6: Final answer
    x = 14,474,801.41

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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.