Home / 8,339,553.52-12,510,263.40-2,658,459.76

Finding the Fourth Proportional to 8,339,553.52, 12,510,263.40 and 2,658,459.76

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Solution

The fourth proportional to 8,339,553.52, 12,510,263.40 and 2,658,459.76 is: 3,987,987.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,339,553.52 : 12,510,263.40 = 2,658,459.76 : x
  2. Step 2: Convert to fraction form
    8,339,553.52/12,510,263.40 = 2,658,459.76/x
  3. Step 3: Cross multiply
    8,339,553.52x = 12,510,263.40 × 2,658,459.76
  4. Step 4: Simplify right side
    8,339,553.52x = 33,258,031,760,057.16
  5. Step 5: Solve for x
    x = 33,258,031,760,057.16/8,339,553.52
  6. Step 6: Final answer
    x = 3,987,987.09

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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.