Home / 7,549,367.30-10,419,064.76-4,287,229.89

Finding the Fourth Proportional to 7,549,367.30, 10,419,064.76 and 4,287,229.89

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Solution

The fourth proportional to 7,549,367.30, 10,419,064.76 and 4,287,229.89 is: 5,916,909.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549,367.30 : 10,419,064.76 = 4,287,229.89 : x
  2. Step 2: Convert to fraction form
    7,549,367.30/10,419,064.76 = 4,287,229.89/x
  3. Step 3: Cross multiply
    7,549,367.30x = 10,419,064.76 × 4,287,229.89
  4. Step 4: Simplify right side
    7,549,367.30x = 44,668,925,875,635.74
  5. Step 5: Solve for x
    x = 44,668,925,875,635.74/7,549,367.30
  6. Step 6: Final answer
    x = 5,916,909.87

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1.5x scale

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.