Home / 8,939,087.64-12,338,540.40-5,842,076.88

Finding the Fourth Proportional to 8,939,087.64, 12,338,540.40 and 5,842,076.88

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Solution

The fourth proportional to 8,939,087.64, 12,338,540.40 and 5,842,076.88 is: 8,063,764.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,939,087.64 : 12,338,540.40 = 5,842,076.88 : x
  2. Step 2: Convert to fraction form
    8,939,087.64/12,338,540.40 = 5,842,076.88/x
  3. Step 3: Cross multiply
    8,939,087.64x = 12,338,540.40 × 5,842,076.88
  4. Step 4: Simplify right side
    8,939,087.64x = 72,082,701,603,785.95
  5. Step 5: Solve for x
    x = 72,082,701,603,785.95/8,939,087.64
  6. Step 6: Final answer
    x = 8,063,764.95

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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.