Home / 10,368,051.45-15,552,077.18-6,381,209.85

Finding the Fourth Proportional to 10,368,051.45, 15,552,077.18 and 6,381,209.85

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Solution

The fourth proportional to 10,368,051.45, 15,552,077.18 and 6,381,209.85 is: 9,571,814.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,051.45 : 15,552,077.18 = 6,381,209.85 : x
  2. Step 2: Convert to fraction form
    10,368,051.45/15,552,077.18 = 6,381,209.85/x
  3. Step 3: Cross multiply
    10,368,051.45x = 15,552,077.18 × 6,381,209.85
  4. Step 4: Simplify right side
    10,368,051.45x = 99,241,068,057,070.17
  5. Step 5: Solve for x
    x = 99,241,068,057,070.17/10,368,051.45
  6. Step 6: Final answer
    x = 9,571,814.78

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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.