Home / 15,533,082.20-21,435,752.94-8,658,000.20

Finding the Fourth Proportional to 15,533,082.20, 21,435,752.94 and 8,658,000.20

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Solution

The fourth proportional to 15,533,082.20, 21,435,752.94 and 8,658,000.20 is: 11,948,095.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,533,082.20 : 21,435,752.94 = 8,658,000.20 : x
  2. Step 2: Convert to fraction form
    15,533,082.20/21,435,752.94 = 8,658,000.20/x
  3. Step 3: Cross multiply
    15,533,082.20x = 21,435,752.94 × 8,658,000.20
  4. Step 4: Simplify right side
    15,533,082.20x = 185,590,753,241,670.59
  5. Step 5: Solve for x
    x = 185,590,753,241,670.59/15,533,082.20
  6. Step 6: Final answer
    x = 11,948,095.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.