Home / 31,104,003.60-46,656,005.40-8,387,197.20

Finding the Fourth Proportional to 31,104,003.60, 46,656,005.40 and 8,387,197.20

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Solution

The fourth proportional to 31,104,003.60, 46,656,005.40 and 8,387,197.20 is: 12,580,795.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,003.60 : 46,656,005.40 = 8,387,197.20 : x
  2. Step 2: Convert to fraction form
    31,104,003.60/46,656,005.40 = 8,387,197.20/x
  3. Step 3: Cross multiply
    31,104,003.60x = 46,656,005.40 × 8,387,197.20
  4. Step 4: Simplify right side
    31,104,003.60x = 391,313,117,854,064.88
  5. Step 5: Solve for x
    x = 391,313,117,854,064.88/31,104,003.60
  6. Step 6: Final answer
    x = 12,580,795.80

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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.