Home / 8,933,463.72-12,328,178.94-5,065,984.87

Finding the Fourth Proportional to 8,933,463.72, 12,328,178.94 and 5,065,984.87

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Solution

The fourth proportional to 8,933,463.72, 12,328,178.94 and 5,065,984.87 is: 6,991,058.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933,463.72 : 12,328,178.94 = 5,065,984.87 : x
  2. Step 2: Convert to fraction form
    8,933,463.72/12,328,178.94 = 5,065,984.87/x
  3. Step 3: Cross multiply
    8,933,463.72x = 12,328,178.94 × 5,065,984.87
  4. Step 4: Simplify right side
    8,933,463.72x = 62,454,367,953,872.19
  5. Step 5: Solve for x
    x = 62,454,367,953,872.19/8,933,463.72
  6. Step 6: Final answer
    x = 6,991,058.55

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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.