Home / 11,103,694.60-16,655,541.90-8,413,274.55

Finding the Fourth Proportional to 11,103,694.60, 16,655,541.90 and 8,413,274.55

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Solution

The fourth proportional to 11,103,694.60, 16,655,541.90 and 8,413,274.55 is: 12,619,911.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103,694.60 : 16,655,541.90 = 8,413,274.55 : x
  2. Step 2: Convert to fraction form
    11,103,694.60/16,655,541.90 = 8,413,274.55/x
  3. Step 3: Cross multiply
    11,103,694.60x = 16,655,541.90 × 8,413,274.55
  4. Step 4: Simplify right side
    11,103,694.60x = 140,127,646,783,728.66
  5. Step 5: Solve for x
    x = 140,127,646,783,728.66/11,103,694.60
  6. Step 6: Final answer
    x = 12,619,911.83

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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.