Home / 14,013,617.20-21,020,425.80-8,250,434.80

Finding the Fourth Proportional to 14,013,617.20, 21,020,425.80 and 8,250,434.80

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Solution

The fourth proportional to 14,013,617.20, 21,020,425.80 and 8,250,434.80 is: 12,375,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013,617.20 : 21,020,425.80 = 8,250,434.80 : x
  2. Step 2: Convert to fraction form
    14,013,617.20/21,020,425.80 = 8,250,434.80/x
  3. Step 3: Cross multiply
    14,013,617.20x = 21,020,425.80 × 8,250,434.80
  4. Step 4: Simplify right side
    14,013,617.20x = 173,427,652,531,137.84
  5. Step 5: Solve for x
    x = 173,427,652,531,137.84/14,013,617.20
  6. Step 6: Final answer
    x = 12,375,652.20

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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.