Home / 15,132,913.68-20,883,924.96-8,257,773

Finding the Fourth Proportional to 15,132,913.68, 20,883,924.96 and 8,257,773

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Solution

The fourth proportional to 15,132,913.68, 20,883,924.96 and 8,257,773 is: 11,396,001.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,132,913.68 : 20,883,924.96 = 8,257,773 : x
  2. Step 2: Convert to fraction form
    15,132,913.68/20,883,924.96 = 8,257,773/x
  3. Step 3: Cross multiply
    15,132,913.68x = 20,883,924.96 × 8,257,773
  4. Step 4: Simplify right side
    15,132,913.68x = 172,454,711,668,714.09
  5. Step 5: Solve for x
    x = 172,454,711,668,714.09/15,132,913.68
  6. Step 6: Final answer
    x = 11,396,001.81

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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.