Home / 10,877,139.60-16,301,712.60-8,340,219.60

Finding the Fourth Proportional to 10,877,139.60, 16,301,712.60 and 8,340,219.60

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Solution

The fourth proportional to 10,877,139.60, 16,301,712.60 and 8,340,219.60 is: 12,499,597.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877,139.60 : 16,301,712.60 = 8,340,219.60 : x
  2. Step 2: Convert to fraction form
    10,877,139.60/16,301,712.60 = 8,340,219.60/x
  3. Step 3: Cross multiply
    10,877,139.60x = 16,301,712.60 × 8,340,219.60
  4. Step 4: Simplify right side
    10,877,139.60x = 135,959,862,940,086.95
  5. Step 5: Solve for x
    x = 135,959,862,940,086.95/10,877,139.60
  6. Step 6: Final answer
    x = 12,499,597.13

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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.