Home / 11,700,687.60-17,551,031.40-6,905,908.80

Finding the Fourth Proportional to 11,700,687.60, 17,551,031.40 and 6,905,908.80

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Solution

The fourth proportional to 11,700,687.60, 17,551,031.40 and 6,905,908.80 is: 10,358,863.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700,687.60 : 17,551,031.40 = 6,905,908.80 : x
  2. Step 2: Convert to fraction form
    11,700,687.60/17,551,031.40 = 6,905,908.80/x
  3. Step 3: Cross multiply
    11,700,687.60x = 17,551,031.40 × 6,905,908.80
  4. Step 4: Simplify right side
    11,700,687.60x = 121,205,822,194,336.31
  5. Step 5: Solve for x
    x = 121,205,822,194,336.31/11,700,687.60
  6. Step 6: Final answer
    x = 10,358,863.20

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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.