Home / 8,969,303.40-13,458,154.20-3,919,957.80

Finding the Fourth Proportional to 8,969,303.40, 13,458,154.20 and 3,919,957.80

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Solution

The fourth proportional to 8,969,303.40, 13,458,154.20 and 3,919,957.80 is: 5,881,771.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969,303.40 : 13,458,154.20 = 3,919,957.80 : x
  2. Step 2: Convert to fraction form
    8,969,303.40/13,458,154.20 = 3,919,957.80/x
  3. Step 3: Cross multiply
    8,969,303.40x = 13,458,154.20 × 3,919,957.80
  4. Step 4: Simplify right side
    8,969,303.40x = 52,755,396,529,892.76
  5. Step 5: Solve for x
    x = 52,755,396,529,892.76/8,969,303.40
  6. Step 6: Final answer
    x = 5,881,771.88

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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.