Home / 6,120,011.60-9,171,619.24-3,872,125.52

Finding the Fourth Proportional to 6,120,011.60, 9,171,619.24 and 3,872,125.52

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Solution

The fourth proportional to 6,120,011.60, 9,171,619.24 and 3,872,125.52 is: 5,802,874.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,011.60 : 9,171,619.24 = 3,872,125.52 : x
  2. Step 2: Convert to fraction form
    6,120,011.60/9,171,619.24 = 3,872,125.52/x
  3. Step 3: Cross multiply
    6,120,011.60x = 9,171,619.24 × 3,872,125.52
  4. Step 4: Simplify right side
    6,120,011.60x = 35,513,660,918,927.01
  5. Step 5: Solve for x
    x = 35,513,660,918,927.01/6,120,011.60
  6. Step 6: Final answer
    x = 5,802,874.77

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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.