Home / 11,700,836.60-17,551,254.90-10,655,742.20

Finding the Fourth Proportional to 11,700,836.60, 17,551,254.90 and 10,655,742.20

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Solution

The fourth proportional to 11,700,836.60, 17,551,254.90 and 10,655,742.20 is: 15,983,613.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700,836.60 : 17,551,254.90 = 10,655,742.20 : x
  2. Step 2: Convert to fraction form
    11,700,836.60/17,551,254.90 = 10,655,742.20/x
  3. Step 3: Cross multiply
    11,700,836.60x = 17,551,254.90 × 10,655,742.20
  4. Step 4: Simplify right side
    11,700,836.60x = 187,021,647,500,886.75
  5. Step 5: Solve for x
    x = 187,021,647,500,886.75/11,700,836.60
  6. Step 6: Final answer
    x = 15,983,613.30

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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.