Home / 12,110,156.88-16,711,894.40-6,603,517.91

Finding the Fourth Proportional to 12,110,156.88, 16,711,894.40 and 6,603,517.91

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Solution

The fourth proportional to 12,110,156.88, 16,711,894.40 and 6,603,517.91 is: 9,112,788.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,110,156.88 : 16,711,894.40 = 6,603,517.91 : x
  2. Step 2: Convert to fraction form
    12,110,156.88/16,711,894.40 = 6,603,517.91/x
  3. Step 3: Cross multiply
    12,110,156.88x = 16,711,894.40 × 6,603,517.91
  4. Step 4: Simplify right side
    12,110,156.88x = 110,357,293,863,851.64
  5. Step 5: Solve for x
    x = 110,357,293,863,851.64/12,110,156.88
  6. Step 6: Final answer
    x = 9,112,788.13

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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.