Home / 43,553,031.20-65,329,546.80-30,564,000.80

Finding the Fourth Proportional to 43,553,031.20, 65,329,546.80 and 30,564,000.80

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Solution

The fourth proportional to 43,553,031.20, 65,329,546.80 and 30,564,000.80 is: 45,846,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,553,031.20 : 65,329,546.80 = 30,564,000.80 : x
  2. Step 2: Convert to fraction form
    43,553,031.20/65,329,546.80 = 30,564,000.80/x
  3. Step 3: Cross multiply
    43,553,031.20x = 65,329,546.80 × 30,564,000.80
  4. Step 4: Simplify right side
    43,553,031.20x = 1,996,732,320,658,837.50
  5. Step 5: Solve for x
    x = 1,996,732,320,658,837.50/43,553,031.20
  6. Step 6: Final answer
    x = 45,846,001.20

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Similar ratio
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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.