Home / 10,208,188.76-15,311,887.04-2,531,852.78

Finding the Fourth Proportional to 10,208,188.76, 15,311,887.04 and 2,531,852.78

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Solution

The fourth proportional to 10,208,188.76, 15,311,887.04 and 2,531,852.78 is: 3,797,680.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208,188.76 : 15,311,887.04 = 2,531,852.78 : x
  2. Step 2: Convert to fraction form
    10,208,188.76/15,311,887.04 = 2,531,852.78/x
  3. Step 3: Cross multiply
    10,208,188.76x = 15,311,887.04 × 2,531,852.78
  4. Step 4: Simplify right side
    10,208,188.76x = 38,767,443,756,610.70
  5. Step 5: Solve for x
    x = 38,767,443,756,610.70/10,208,188.76
  6. Step 6: Final answer
    x = 3,797,680.93

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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.