Home / 10,144,820.78-13,998,357.95-6,169,063.76

Finding the Fourth Proportional to 10,144,820.78, 13,998,357.95 and 6,169,063.76

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Solution

The fourth proportional to 10,144,820.78, 13,998,357.95 and 6,169,063.76 is: 8,512,399.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144,820.78 : 13,998,357.95 = 6,169,063.76 : x
  2. Step 2: Convert to fraction form
    10,144,820.78/13,998,357.95 = 6,169,063.76/x
  3. Step 3: Cross multiply
    10,144,820.78x = 13,998,357.95 × 6,169,063.76
  4. Step 4: Simplify right side
    10,144,820.78x = 86,356,762,658,861.09
  5. Step 5: Solve for x
    x = 86,356,762,658,861.09/10,144,820.78
  6. Step 6: Final answer
    x = 8,512,399.04

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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.