Home / 7,488,566.92-10,332,438.40-5,164,716.61

Finding the Fourth Proportional to 7,488,566.92, 10,332,438.40 and 5,164,716.61

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Solution

The fourth proportional to 7,488,566.92, 10,332,438.40 and 5,164,716.61 is: 7,126,078.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488,566.92 : 10,332,438.40 = 5,164,716.61 : x
  2. Step 2: Convert to fraction form
    7,488,566.92/10,332,438.40 = 5,164,716.61/x
  3. Step 3: Cross multiply
    7,488,566.92x = 10,332,438.40 × 5,164,716.61
  4. Step 4: Simplify right side
    7,488,566.92x = 53,364,116,226,281.83
  5. Step 5: Solve for x
    x = 53,364,116,226,281.83/7,488,566.92
  6. Step 6: Final answer
    x = 7,126,078.57

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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.