Home / 5,011,438.72-6,915,836.16-2,719,619.20

Finding the Fourth Proportional to 5,011,438.72, 6,915,836.16 and 2,719,619.20

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Solution

The fourth proportional to 5,011,438.72, 6,915,836.16 and 2,719,619.20 is: 3,753,102.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011,438.72 : 6,915,836.16 = 2,719,619.20 : x
  2. Step 2: Convert to fraction form
    5,011,438.72/6,915,836.16 = 2,719,619.20/x
  3. Step 3: Cross multiply
    5,011,438.72x = 6,915,836.16 × 2,719,619.20
  4. Step 4: Simplify right side
    5,011,438.72x = 18,808,440,804,790.27
  5. Step 5: Solve for x
    x = 18,808,440,804,790.27/5,011,438.72
  6. Step 6: Final answer
    x = 3,753,102.02

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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.