Home / 10,252,705.20-15,381,390.60-5,990,679.60

Finding the Fourth Proportional to 10,252,705.20, 15,381,390.60 and 5,990,679.60

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Solution

The fourth proportional to 10,252,705.20, 15,381,390.60 and 5,990,679.60 is: 8,987,382.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252,705.20 : 15,381,390.60 = 5,990,679.60 : x
  2. Step 2: Convert to fraction form
    10,252,705.20/15,381,390.60 = 5,990,679.60/x
  3. Step 3: Cross multiply
    10,252,705.20x = 15,381,390.60 × 5,990,679.60
  4. Step 4: Simplify right side
    10,252,705.20x = 92,144,982,887,051.75
  5. Step 5: Solve for x
    x = 92,144,982,887,051.75/10,252,705.20
  6. Step 6: Final answer
    x = 8,987,382.46

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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.