Home / 10,522,128.66-15,783,006.03-3,333,475.72

Finding the Fourth Proportional to 10,522,128.66, 15,783,006.03 and 3,333,475.72

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Solution

The fourth proportional to 10,522,128.66, 15,783,006.03 and 3,333,475.72 is: 5,000,154.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,522,128.66 : 15,783,006.03 = 3,333,475.72 : x
  2. Step 2: Convert to fraction form
    10,522,128.66/15,783,006.03 = 3,333,475.72/x
  3. Step 3: Cross multiply
    10,522,128.66x = 15,783,006.03 × 3,333,475.72
  4. Step 4: Simplify right side
    10,522,128.66x = 52,612,267,396,846.81
  5. Step 5: Solve for x
    x = 52,612,267,396,846.81/10,522,128.66
  6. Step 6: Final answer
    x = 5,000,154.35

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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.