Home / 10,786,948.80-16,180,423.20-9,704,529.60

Finding the Fourth Proportional to 10,786,948.80, 16,180,423.20 and 9,704,529.60

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Solution

The fourth proportional to 10,786,948.80, 16,180,423.20 and 9,704,529.60 is: 14,556,794.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786,948.80 : 16,180,423.20 = 9,704,529.60 : x
  2. Step 2: Convert to fraction form
    10,786,948.80/16,180,423.20 = 9,704,529.60/x
  3. Step 3: Cross multiply
    10,786,948.80x = 16,180,423.20 × 9,704,529.60
  4. Step 4: Simplify right side
    10,786,948.80x = 157,023,395,884,926.72
  5. Step 5: Solve for x
    x = 157,023,395,884,926.72/10,786,948.80
  6. Step 6: Final answer
    x = 14,556,794.40

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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.