Home / 14,127,627.56-21,194,600.28-5,152,179.56

Finding the Fourth Proportional to 14,127,627.56, 21,194,600.28 and 5,152,179.56

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Solution

The fourth proportional to 14,127,627.56, 21,194,600.28 and 5,152,179.56 is: 7,729,421.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,127,627.56 : 21,194,600.28 = 5,152,179.56 : x
  2. Step 2: Convert to fraction form
    14,127,627.56/21,194,600.28 = 5,152,179.56/x
  3. Step 3: Cross multiply
    14,127,627.56x = 21,194,600.28 × 5,152,179.56
  4. Step 4: Simplify right side
    14,127,627.56x = 109,198,386,344,986.28
  5. Step 5: Solve for x
    x = 109,198,386,344,986.28/14,127,627.56
  6. Step 6: Final answer
    x = 7,729,421.37

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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.