Home / 5,281,211.52-7,288,187.76-3,216,323.88

Finding the Fourth Proportional to 5,281,211.52, 7,288,187.76 and 3,216,323.88

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Solution

The fourth proportional to 5,281,211.52, 7,288,187.76 and 3,216,323.88 is: 4,438,597.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281,211.52 : 7,288,187.76 = 3,216,323.88 : x
  2. Step 2: Convert to fraction form
    5,281,211.52/7,288,187.76 = 3,216,323.88/x
  3. Step 3: Cross multiply
    5,281,211.52x = 7,288,187.76 × 3,216,323.88
  4. Step 4: Simplify right side
    5,281,211.52x = 23,441,172,334,411.71
  5. Step 5: Solve for x
    x = 23,441,172,334,411.71/5,281,211.52
  6. Step 6: Final answer
    x = 4,438,597.52

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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.