Home / 8,647,577.91-11,933,681.57-4,727,381.40

Finding the Fourth Proportional to 8,647,577.91, 11,933,681.57 and 4,727,381.40

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Solution

The fourth proportional to 8,647,577.91, 11,933,681.57 and 4,727,381.40 is: 6,523,799.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,647,577.91 : 11,933,681.57 = 4,727,381.40 : x
  2. Step 2: Convert to fraction form
    8,647,577.91/11,933,681.57 = 4,727,381.40/x
  3. Step 3: Cross multiply
    8,647,577.91x = 11,933,681.57 × 4,727,381.40
  4. Step 4: Simplify right side
    8,647,577.91x = 56,415,064,287,540.80
  5. Step 5: Solve for x
    x = 56,415,064,287,540.80/8,647,577.91
  6. Step 6: Final answer
    x = 6,523,799.48

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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.