Home / 8,902,602.07-12,281,690.21-5,229,861.80

Finding the Fourth Proportional to 8,902,602.07, 12,281,690.21 and 5,229,861.80

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Solution

The fourth proportional to 8,902,602.07, 12,281,690.21 and 5,229,861.80 is: 7,214,917.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902,602.07 : 12,281,690.21 = 5,229,861.80 : x
  2. Step 2: Convert to fraction form
    8,902,602.07/12,281,690.21 = 5,229,861.80/x
  3. Step 3: Cross multiply
    8,902,602.07x = 12,281,690.21 × 5,229,861.80
  4. Step 4: Simplify right side
    8,902,602.07x = 64,231,542,381,155.22
  5. Step 5: Solve for x
    x = 64,231,542,381,155.22/8,902,602.07
  6. Step 6: Final answer
    x = 7,214,917.83

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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.