Home / 10,156,081.94-14,015,391.55-5,805,261.66

Finding the Fourth Proportional to 10,156,081.94, 14,015,391.55 and 5,805,261.66

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Solution

The fourth proportional to 10,156,081.94, 14,015,391.55 and 5,805,261.66 is: 8,011,260.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,156,081.94 : 14,015,391.55 = 5,805,261.66 : x
  2. Step 2: Convert to fraction form
    10,156,081.94/14,015,391.55 = 5,805,261.66/x
  3. Step 3: Cross multiply
    10,156,081.94x = 14,015,391.55 × 5,805,261.66
  4. Step 4: Simplify right side
    10,156,081.94x = 81,363,015,200,589.81
  5. Step 5: Solve for x
    x = 81,363,015,200,589.81/10,156,081.94
  6. Step 6: Final answer
    x = 8,011,260.22

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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.