Home / 17,856,002.40-26,784,003.60-10,689,640.80

Finding the Fourth Proportional to 17,856,002.40, 26,784,003.60 and 10,689,640.80

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Solution

The fourth proportional to 17,856,002.40, 26,784,003.60 and 10,689,640.80 is: 16,034,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,856,002.40 : 26,784,003.60 = 10,689,640.80 : x
  2. Step 2: Convert to fraction form
    17,856,002.40/26,784,003.60 = 10,689,640.80/x
  3. Step 3: Cross multiply
    17,856,002.40x = 26,784,003.60 × 10,689,640.80
  4. Step 4: Simplify right side
    17,856,002.40x = 286,311,377,669,906.94
  5. Step 5: Solve for x
    x = 286,311,377,669,906.94/17,856,002.40
  6. Step 6: Final answer
    x = 16,034,461.20

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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.