Home / 30,654,406.26-45,982,695.69-7,625,460.78

Finding the Fourth Proportional to 30,654,406.26, 45,982,695.69 and 7,625,460.78

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Solution

The fourth proportional to 30,654,406.26, 45,982,695.69 and 7,625,460.78 is: 11,438,461.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,654,406.26 : 45,982,695.69 = 7,625,460.78 : x
  2. Step 2: Convert to fraction form
    30,654,406.26/45,982,695.69 = 7,625,460.78/x
  3. Step 3: Cross multiply
    30,654,406.26x = 45,982,695.69 × 7,625,460.78
  4. Step 4: Simplify right side
    30,654,406.26x = 350,639,242,542,770.06
  5. Step 5: Solve for x
    x = 350,639,242,542,770.06/30,654,406.26
  6. Step 6: Final answer
    x = 11,438,461.39

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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.