Home / 7,341,605.40-11,012,408.10-7,288,461.30

Finding the Fourth Proportional to 7,341,605.40, 11,012,408.10 and 7,288,461.30

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Solution

The fourth proportional to 7,341,605.40, 11,012,408.10 and 7,288,461.30 is: 10,932,691.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341,605.40 : 11,012,408.10 = 7,288,461.30 : x
  2. Step 2: Convert to fraction form
    7,341,605.40/11,012,408.10 = 7,288,461.30/x
  3. Step 3: Cross multiply
    7,341,605.40x = 11,012,408.10 × 7,288,461.30
  4. Step 4: Simplify right side
    7,341,605.40x = 80,263,510,256,656.53
  5. Step 5: Solve for x
    x = 80,263,510,256,656.53/7,341,605.40
  6. Step 6: Final answer
    x = 10,932,691.95

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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.