Home / 12,196,777.12-16,834,610.88-8,283,155.20

Finding the Fourth Proportional to 12,196,777.12, 16,834,610.88 and 8,283,155.20

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Solution

The fourth proportional to 12,196,777.12, 16,834,610.88 and 8,283,155.20 is: 11,432,831.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,196,777.12 : 16,834,610.88 = 8,283,155.20 : x
  2. Step 2: Convert to fraction form
    12,196,777.12/16,834,610.88 = 8,283,155.20/x
  3. Step 3: Cross multiply
    12,196,777.12x = 16,834,610.88 × 8,283,155.20
  4. Step 4: Simplify right side
    12,196,777.12x = 139,443,694,650,648.58
  5. Step 5: Solve for x
    x = 139,443,694,650,648.58/12,196,777.12
  6. Step 6: Final answer
    x = 11,432,831.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.