Home / 30,331,007.70-45,496,511.55-23,156,554.20

Finding the Fourth Proportional to 30,331,007.70, 45,496,511.55 and 23,156,554.20

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Solution

The fourth proportional to 30,331,007.70, 45,496,511.55 and 23,156,554.20 is: 34,734,831.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,331,007.70 : 45,496,511.55 = 23,156,554.20 : x
  2. Step 2: Convert to fraction form
    30,331,007.70/45,496,511.55 = 23,156,554.20/x
  3. Step 3: Cross multiply
    30,331,007.70x = 45,496,511.55 × 23,156,554.20
  4. Step 4: Simplify right side
    30,331,007.70x = 1,053,542,435,618,500.88
  5. Step 5: Solve for x
    x = 1,053,542,435,618,500.88/30,331,007.70
  6. Step 6: Final answer
    x = 34,734,831.30

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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.