Home / 10,312,134.56-15,468,989.10-3,124,263.80

Finding the Fourth Proportional to 10,312,134.56, 15,468,989.10 and 3,124,263.80

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Solution

The fourth proportional to 10,312,134.56, 15,468,989.10 and 3,124,263.80 is: 4,686,634.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,312,134.56 : 15,468,989.10 = 3,124,263.80 : x
  2. Step 2: Convert to fraction form
    10,312,134.56/15,468,989.10 = 3,124,263.80/x
  3. Step 3: Cross multiply
    10,312,134.56x = 15,468,989.10 × 3,124,263.80
  4. Step 4: Simplify right side
    10,312,134.56x = 48,329,202,667,724.58
  5. Step 5: Solve for x
    x = 48,329,202,667,724.58/10,312,134.56
  6. Step 6: Final answer
    x = 4,686,634.22

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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.