Home / 10,251,878.40-14,156,985.60-8,229,496.32

Finding the Fourth Proportional to 10,251,878.40, 14,156,985.60 and 8,229,496.32

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Solution

The fourth proportional to 10,251,878.40, 14,156,985.60 and 8,229,496.32 is: 11,364,245.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251,878.40 : 14,156,985.60 = 8,229,496.32 : x
  2. Step 2: Convert to fraction form
    10,251,878.40/14,156,985.60 = 8,229,496.32/x
  3. Step 3: Cross multiply
    10,251,878.40x = 14,156,985.60 × 8,229,496.32
  4. Step 4: Simplify right side
    10,251,878.40x = 116,504,860,897,493
  5. Step 5: Solve for x
    x = 116,504,860,897,493/10,251,878.40
  6. Step 6: Final answer
    x = 11,364,245.30

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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.