Home / 15,784,648.20-23,676,972.30-8,226,376.20

Finding the Fourth Proportional to 15,784,648.20, 23,676,972.30 and 8,226,376.20

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Solution

The fourth proportional to 15,784,648.20, 23,676,972.30 and 8,226,376.20 is: 12,339,564.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,784,648.20 : 23,676,972.30 = 8,226,376.20 : x
  2. Step 2: Convert to fraction form
    15,784,648.20/23,676,972.30 = 8,226,376.20/x
  3. Step 3: Cross multiply
    15,784,648.20x = 23,676,972.30 × 8,226,376.20
  4. Step 4: Simplify right side
    15,784,648.20x = 194,775,681,416,779.28
  5. Step 5: Solve for x
    x = 194,775,681,416,779.28/15,784,648.20
  6. Step 6: Final answer
    x = 12,339,564.30

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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.