Home / 10,073,674.32-13,902,163.40-5,664,787.52

Finding the Fourth Proportional to 10,073,674.32, 13,902,163.40 and 5,664,787.52

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Solution

The fourth proportional to 10,073,674.32, 13,902,163.40 and 5,664,787.52 is: 7,817,683.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073,674.32 : 13,902,163.40 = 5,664,787.52 : x
  2. Step 2: Convert to fraction form
    10,073,674.32/13,902,163.40 = 5,664,787.52/x
  3. Step 3: Cross multiply
    10,073,674.32x = 13,902,163.40 × 5,664,787.52
  4. Step 4: Simplify right side
    10,073,674.32x = 78,752,801,729,320.77
  5. Step 5: Solve for x
    x = 78,752,801,729,320.77/10,073,674.32
  6. Step 6: Final answer
    x = 7,817,683.92

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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.