Home / 10,579,691.61-15,871,031.87-3,389,543.55

Finding the Fourth Proportional to 10,579,691.61, 15,871,031.87 and 3,389,543.55

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Solution

The fourth proportional to 10,579,691.61, 15,871,031.87 and 3,389,543.55 is: 5,084,794.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579,691.61 : 15,871,031.87 = 3,389,543.55 : x
  2. Step 2: Convert to fraction form
    10,579,691.61/15,871,031.87 = 3,389,543.55/x
  3. Step 3: Cross multiply
    10,579,691.61x = 15,871,031.87 × 3,389,543.55
  4. Step 4: Simplify right side
    10,579,691.61x = 53,795,553,689,855.22
  5. Step 5: Solve for x
    x = 53,795,553,689,855.22/10,579,691.61
  6. Step 6: Final answer
    x = 5,084,794.12

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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.