Home / 25,808,000.20-38,712,000.30-11,437,952.20

Finding the Fourth Proportional to 25,808,000.20, 38,712,000.30 and 11,437,952.20

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Solution

The fourth proportional to 25,808,000.20, 38,712,000.30 and 11,437,952.20 is: 17,156,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,808,000.20 : 38,712,000.30 = 11,437,952.20 : x
  2. Step 2: Convert to fraction form
    25,808,000.20/38,712,000.30 = 11,437,952.20/x
  3. Step 3: Cross multiply
    25,808,000.20x = 38,712,000.30 × 11,437,952.20
  4. Step 4: Simplify right side
    25,808,000.20x = 442,786,008,997,785.62
  5. Step 5: Solve for x
    x = 442,786,008,997,785.62/25,808,000.20
  6. Step 6: Final answer
    x = 17,156,928.30

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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.