Home / 10,672,120.32-14,727,522.87-5,777,338.82

Finding the Fourth Proportional to 10,672,120.32, 14,727,522.87 and 5,777,338.82

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Solution

The fourth proportional to 10,672,120.32, 14,727,522.87 and 5,777,338.82 is: 7,972,725.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672,120.32 : 14,727,522.87 = 5,777,338.82 : x
  2. Step 2: Convert to fraction form
    10,672,120.32/14,727,522.87 = 5,777,338.82/x
  3. Step 3: Cross multiply
    10,672,120.32x = 14,727,522.87 × 5,777,338.82
  4. Step 4: Simplify right side
    10,672,120.32x = 85,085,889,608,490.58
  5. Step 5: Solve for x
    x = 85,085,889,608,490.58/10,672,120.32
  6. Step 6: Final answer
    x = 7,972,725.85

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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.