Home / 7,482,082.17-11,205,310.14-4,778,031.63

Finding the Fourth Proportional to 7,482,082.17, 11,205,310.14 and 4,778,031.63

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Solution

The fourth proportional to 7,482,082.17, 11,205,310.14 and 4,778,031.63 is: 7,155,672.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482,082.17 : 11,205,310.14 = 4,778,031.63 : x
  2. Step 2: Convert to fraction form
    7,482,082.17/11,205,310.14 = 4,778,031.63/x
  3. Step 3: Cross multiply
    7,482,082.17x = 11,205,310.14 × 4,778,031.63
  4. Step 4: Simplify right side
    7,482,082.17x = 53,539,326,272,879.73
  5. Step 5: Solve for x
    x = 53,539,326,272,879.73/7,482,082.17
  6. Step 6: Final answer
    x = 7,155,672.05

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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.