Home / 15,991,187.60-22,067,842.70-9,023,344.58

Finding the Fourth Proportional to 15,991,187.60, 22,067,842.70 and 9,023,344.58

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Solution

The fourth proportional to 15,991,187.60, 22,067,842.70 and 9,023,344.58 is: 12,452,217.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,991,187.60 : 22,067,842.70 = 9,023,344.58 : x
  2. Step 2: Convert to fraction form
    15,991,187.60/22,067,842.70 = 9,023,344.58/x
  3. Step 3: Cross multiply
    15,991,187.60x = 22,067,842.70 × 9,023,344.58
  4. Step 4: Simplify right side
    15,991,187.60x = 199,125,748,819,337.56
  5. Step 5: Solve for x
    x = 199,125,748,819,337.56/15,991,187.60
  6. Step 6: Final answer
    x = 12,452,217.67

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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.