Home / 15,998,433.91-22,077,681.37-8,656,105.88

Finding the Fourth Proportional to 15,998,433.91, 22,077,681.37 and 8,656,105.88

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Solution

The fourth proportional to 15,998,433.91, 22,077,681.37 and 8,656,105.88 is: 11,945,340.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998,433.91 : 22,077,681.37 = 8,656,105.88 : x
  2. Step 2: Convert to fraction form
    15,998,433.91/22,077,681.37 = 8,656,105.88/x
  3. Step 3: Cross multiply
    15,998,433.91x = 22,077,681.37 × 8,656,105.88
  4. Step 4: Simplify right side
    15,998,433.91x = 191,106,747,557,177.41
  5. Step 5: Solve for x
    x = 191,106,747,557,177.41/15,998,433.91
  6. Step 6: Final answer
    x = 11,945,340.94

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1.5x scale

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.