Home / 13,676,606.60-18,851,819.11-9,264,990.20

Finding the Fourth Proportional to 13,676,606.60, 18,851,819.11 and 9,264,990.20

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Solution

The fourth proportional to 13,676,606.60, 18,851,819.11 and 9,264,990.20 is: 12,770,852.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,676,606.60 : 18,851,819.11 = 9,264,990.20 : x
  2. Step 2: Convert to fraction form
    13,676,606.60/18,851,819.11 = 9,264,990.20/x
  3. Step 3: Cross multiply
    13,676,606.60x = 18,851,819.11 × 9,264,990.20
  4. Step 4: Simplify right side
    13,676,606.60x = 174,661,919,188,901.19
  5. Step 5: Solve for x
    x = 174,661,919,188,901.19/13,676,606.60
  6. Step 6: Final answer
    x = 12,770,852.04

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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.