Home / 11,447,178.60-15,793,661.70-6,861,826.92

Finding the Fourth Proportional to 11,447,178.60, 15,793,661.70 and 6,861,826.92

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Solution

The fourth proportional to 11,447,178.60, 15,793,661.70 and 6,861,826.92 is: 9,467,256.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,447,178.60 : 15,793,661.70 = 6,861,826.92 : x
  2. Step 2: Convert to fraction form
    11,447,178.60/15,793,661.70 = 6,861,826.92/x
  3. Step 3: Cross multiply
    11,447,178.60x = 15,793,661.70 × 6,861,826.92
  4. Step 4: Simplify right side
    11,447,178.60x = 108,373,373,018,432.95
  5. Step 5: Solve for x
    x = 108,373,373,018,432.95/11,447,178.60
  6. Step 6: Final answer
    x = 9,467,256.24

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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.