Home / 15,998,465.85-22,077,725.31-8,656,137.87

Finding the Fourth Proportional to 15,998,465.85, 22,077,725.31 and 8,656,137.87

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Solution

The fourth proportional to 15,998,465.85, 22,077,725.31 and 8,656,137.87 is: 11,945,385.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998,465.85 : 22,077,725.31 = 8,656,137.87 : x
  2. Step 2: Convert to fraction form
    15,998,465.85/22,077,725.31 = 8,656,137.87/x
  3. Step 3: Cross multiply
    15,998,465.85x = 22,077,725.31 × 8,656,137.87
  4. Step 4: Simplify right side
    15,998,465.85x = 191,107,834,139,348.47
  5. Step 5: Solve for x
    x = 191,107,834,139,348.47/15,998,465.85
  6. Step 6: Final answer
    x = 11,945,385.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.