Home / 10,872,933.60-16,309,400.40-5,204,229.60

Finding the Fourth Proportional to 10,872,933.60, 16,309,400.40 and 5,204,229.60

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Solution

The fourth proportional to 10,872,933.60, 16,309,400.40 and 5,204,229.60 is: 7,806,344.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872,933.60 : 16,309,400.40 = 5,204,229.60 : x
  2. Step 2: Convert to fraction form
    10,872,933.60/16,309,400.40 = 5,204,229.60/x
  3. Step 3: Cross multiply
    10,872,933.60x = 16,309,400.40 × 5,204,229.60
  4. Step 4: Simplify right side
    10,872,933.60x = 84,877,864,319,931.83
  5. Step 5: Solve for x
    x = 84,877,864,319,931.83/10,872,933.60
  6. Step 6: Final answer
    x = 7,806,344.40

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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.