Home / 10,345,099.60-15,517,649.40-3,612,638.80

Finding the Fourth Proportional to 10,345,099.60, 15,517,649.40 and 3,612,638.80

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Solution

The fourth proportional to 10,345,099.60, 15,517,649.40 and 3,612,638.80 is: 5,418,958.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,345,099.60 : 15,517,649.40 = 3,612,638.80 : x
  2. Step 2: Convert to fraction form
    10,345,099.60/15,517,649.40 = 3,612,638.80/x
  3. Step 3: Cross multiply
    10,345,099.60x = 15,517,649.40 × 3,612,638.80
  4. Step 4: Simplify right side
    10,345,099.60x = 56,059,662,307,236.72
  5. Step 5: Solve for x
    x = 56,059,662,307,236.72/10,345,099.60
  6. Step 6: Final answer
    x = 5,418,958.20

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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.