Home / 30,654,708.76-45,983,149.38-7,625,763.16

Finding the Fourth Proportional to 30,654,708.76, 45,983,149.38 and 7,625,763.16

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Solution

The fourth proportional to 30,654,708.76, 45,983,149.38 and 7,625,763.16 is: 11,438,914.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,654,708.76 : 45,983,149.38 = 7,625,763.16 : x
  2. Step 2: Convert to fraction form
    30,654,708.76/45,983,149.38 = 7,625,763.16/x
  3. Step 3: Cross multiply
    30,654,708.76x = 45,983,149.38 × 7,625,763.16
  4. Step 4: Simplify right side
    30,654,708.76x = 350,656,606,522,780.88
  5. Step 5: Solve for x
    x = 350,656,606,522,780.88/30,654,708.76
  6. Step 6: Final answer
    x = 11,438,914.96

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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.