Home / 10,207,433.70-15,311,150.55-7,337,652.30

Finding the Fourth Proportional to 10,207,433.70, 15,311,150.55 and 7,337,652.30

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Solution

The fourth proportional to 10,207,433.70, 15,311,150.55 and 7,337,652.30 is: 11,006,478.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207,433.70 : 15,311,150.55 = 7,337,652.30 : x
  2. Step 2: Convert to fraction form
    10,207,433.70/15,311,150.55 = 7,337,652.30/x
  3. Step 3: Cross multiply
    10,207,433.70x = 15,311,150.55 × 7,337,652.30
  4. Step 4: Simplify right side
    10,207,433.70x = 112,347,899,048,853.77
  5. Step 5: Solve for x
    x = 112,347,899,048,853.77/10,207,433.70
  6. Step 6: Final answer
    x = 11,006,478.45

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Double scale
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Similar ratio
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1.5x scale

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.