Home / 28,604,311.40-42,904,498.80-9,173,253.80

Finding the Fourth Proportional to 28,604,311.40, 42,904,498.80 and 9,173,253.80

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Solution

The fourth proportional to 28,604,311.40, 42,904,498.80 and 9,173,253.80 is: 13,759,249.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,604,311.40 : 42,904,498.80 = 9,173,253.80 : x
  2. Step 2: Convert to fraction form
    28,604,311.40/42,904,498.80 = 9,173,253.80/x
  3. Step 3: Cross multiply
    28,604,311.40x = 42,904,498.80 × 9,173,253.80
  4. Step 4: Simplify right side
    28,604,311.40x = 393,573,856,654,195.44
  5. Step 5: Solve for x
    x = 393,573,856,654,195.44/28,604,311.40
  6. Step 6: Final answer
    x = 13,759,249.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.