Home / 7,488,002.20-11,232,003.30-4,302,952.60

Finding the Fourth Proportional to 7,488,002.20, 11,232,003.30 and 4,302,952.60

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Solution

The fourth proportional to 7,488,002.20, 11,232,003.30 and 4,302,952.60 is: 6,454,428.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488,002.20 : 11,232,003.30 = 4,302,952.60 : x
  2. Step 2: Convert to fraction form
    7,488,002.20/11,232,003.30 = 4,302,952.60/x
  3. Step 3: Cross multiply
    7,488,002.20x = 11,232,003.30 × 4,302,952.60
  4. Step 4: Simplify right side
    7,488,002.20x = 48,330,777,802,943.58
  5. Step 5: Solve for x
    x = 48,330,777,802,943.58/7,488,002.20
  6. Step 6: Final answer
    x = 6,454,428.90

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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.