Home / 14,308,593.90-21,435,854.49-8,455,319.70

Finding the Fourth Proportional to 14,308,593.90, 21,435,854.49 and 8,455,319.70

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Solution

The fourth proportional to 14,308,593.90, 21,435,854.49 and 8,455,319.70 is: 12,667,003.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,308,593.90 : 21,435,854.49 = 8,455,319.70 : x
  2. Step 2: Convert to fraction form
    14,308,593.90/21,435,854.49 = 8,455,319.70/x
  3. Step 3: Cross multiply
    14,308,593.90x = 21,435,854.49 × 8,455,319.70
  4. Step 4: Simplify right side
    14,308,593.90x = 181,247,002,755,630.44
  5. Step 5: Solve for x
    x = 181,247,002,755,630.44/14,308,593.90
  6. Step 6: Final answer
    x = 12,667,003.06

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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.