Home / 8,077,671.60-12,101,761.80-4,922,113.20

Finding the Fourth Proportional to 8,077,671.60, 12,101,761.80 and 4,922,113.20

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Solution

The fourth proportional to 8,077,671.60, 12,101,761.80 and 4,922,113.20 is: 7,374,184.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077,671.60 : 12,101,761.80 = 4,922,113.20 : x
  2. Step 2: Convert to fraction form
    8,077,671.60/12,101,761.80 = 4,922,113.20/x
  3. Step 3: Cross multiply
    8,077,671.60x = 12,101,761.80 × 4,922,113.20
  4. Step 4: Simplify right side
    8,077,671.60x = 59,566,241,499,035.77
  5. Step 5: Solve for x
    x = 59,566,241,499,035.77/8,077,671.60
  6. Step 6: Final answer
    x = 7,374,184.60

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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.