Home / 26,159,136.20-39,238,704.30-20,484,211.40

Finding the Fourth Proportional to 26,159,136.20, 39,238,704.30 and 20,484,211.40

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Solution

The fourth proportional to 26,159,136.20, 39,238,704.30 and 20,484,211.40 is: 30,726,317.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,159,136.20 : 39,238,704.30 = 20,484,211.40 : x
  2. Step 2: Convert to fraction form
    26,159,136.20/39,238,704.30 = 20,484,211.40/x
  3. Step 3: Cross multiply
    26,159,136.20x = 39,238,704.30 × 20,484,211.40
  4. Step 4: Simplify right side
    26,159,136.20x = 803,773,913,943,288.88
  5. Step 5: Solve for x
    x = 803,773,913,943,288.88/26,159,136.20
  6. Step 6: Final answer
    x = 30,726,317.10

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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.