Home / 8,374,970.58-12,505,723.28-6,649,755.63

Finding the Fourth Proportional to 8,374,970.58, 12,505,723.28 and 6,649,755.63

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Solution

The fourth proportional to 8,374,970.58, 12,505,723.28 and 6,649,755.63 is: 9,929,587.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374,970.58 : 12,505,723.28 = 6,649,755.63 : x
  2. Step 2: Convert to fraction form
    8,374,970.58/12,505,723.28 = 6,649,755.63/x
  3. Step 3: Cross multiply
    8,374,970.58x = 12,505,723.28 × 6,649,755.63
  4. Step 4: Simplify right side
    8,374,970.58x = 83,160,003,755,153.30
  5. Step 5: Solve for x
    x = 83,160,003,755,153.30/8,374,970.58
  6. Step 6: Final answer
    x = 9,929,587.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.