Home / 12,148,508.50-16,765,291.68-6,716,350.42

Finding the Fourth Proportional to 12,148,508.50, 16,765,291.68 and 6,716,350.42

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Solution

The fourth proportional to 12,148,508.50, 16,765,291.68 and 6,716,350.42 is: 9,268,757.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,148,508.50 : 16,765,291.68 = 6,716,350.42 : x
  2. Step 2: Convert to fraction form
    12,148,508.50/16,765,291.68 = 6,716,350.42/x
  3. Step 3: Cross multiply
    12,148,508.50x = 16,765,291.68 × 6,716,350.42
  4. Step 4: Simplify right side
    12,148,508.50x = 112,601,573,816,390.50
  5. Step 5: Solve for x
    x = 112,601,573,816,390.50/12,148,508.50
  6. Step 6: Final answer
    x = 9,268,757.05

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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.