Home / 9,132,581.20-12,603,054-5,510,209.36

Finding the Fourth Proportional to 9,132,581.20, 12,603,054 and 5,510,209.36

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Solution

The fourth proportional to 9,132,581.20, 12,603,054 and 5,510,209.36 is: 7,604,144.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132,581.20 : 12,603,054 = 5,510,209.36 : x
  2. Step 2: Convert to fraction form
    9,132,581.20/12,603,054 = 5,510,209.36/x
  3. Step 3: Cross multiply
    9,132,581.20x = 12,603,054 × 5,510,209.36
  4. Step 4: Simplify right side
    9,132,581.20x = 69,445,466,115,385.45
  5. Step 5: Solve for x
    x = 69,445,466,115,385.45/9,132,581.20
  6. Step 6: Final answer
    x = 7,604,144.39

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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.