Home / 9,146,305.58-13,720,713.14-5,309,928.94

Finding the Fourth Proportional to 9,146,305.58, 13,720,713.14 and 5,309,928.94

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Solution

The fourth proportional to 9,146,305.58, 13,720,713.14 and 5,309,928.94 is: 7,965,621.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146,305.58 : 13,720,713.14 = 5,309,928.94 : x
  2. Step 2: Convert to fraction form
    9,146,305.58/13,720,713.14 = 5,309,928.94/x
  3. Step 3: Cross multiply
    9,146,305.58x = 13,720,713.14 × 5,309,928.94
  4. Step 4: Simplify right side
    9,146,305.58x = 72,856,011,779,524.28
  5. Step 5: Solve for x
    x = 72,856,011,779,524.28/9,146,305.58
  6. Step 6: Final answer
    x = 7,965,621.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.