Home / 9,123,274.91-12,589,607.12-4,993,297.63

Finding the Fourth Proportional to 9,123,274.91, 12,589,607.12 and 4,993,297.63

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Solution

The fourth proportional to 9,123,274.91, 12,589,607.12 and 4,993,297.63 is: 6,890,470.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,123,274.91 : 12,589,607.12 = 4,993,297.63 : x
  2. Step 2: Convert to fraction form
    9,123,274.91/12,589,607.12 = 4,993,297.63/x
  3. Step 3: Cross multiply
    9,123,274.91x = 12,589,607.12 × 4,993,297.63
  4. Step 4: Simplify right side
    9,123,274.91x = 62,863,655,394,927.12
  5. Step 5: Solve for x
    x = 62,863,655,394,927.12/9,123,274.91
  6. Step 6: Final answer
    x = 6,890,470.36

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Double scale
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Similar ratio
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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.