Home / 10,977,235.30-16,454,891.97-7,337,031.21

Finding the Fourth Proportional to 10,977,235.30, 16,454,891.97 and 7,337,031.21

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Solution

The fourth proportional to 10,977,235.30, 16,454,891.97 and 7,337,031.21 is: 10,998,220.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,977,235.30 : 16,454,891.97 = 7,337,031.21 : x
  2. Step 2: Convert to fraction form
    10,977,235.30/16,454,891.97 = 7,337,031.21/x
  3. Step 3: Cross multiply
    10,977,235.30x = 16,454,891.97 × 7,337,031.21
  4. Step 4: Simplify right side
    10,977,235.30x = 120,730,055,941,068.39
  5. Step 5: Solve for x
    x = 120,730,055,941,068.39/10,977,235.30
  6. Step 6: Final answer
    x = 10,998,220.65

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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.