Home / 13,838,519.40-20,759,760.12-4,254,702.54

Finding the Fourth Proportional to 13,838,519.40, 20,759,760.12 and 4,254,702.54

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Solution

The fourth proportional to 13,838,519.40, 20,759,760.12 and 4,254,702.54 is: 6,382,662.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,838,519.40 : 20,759,760.12 = 4,254,702.54 : x
  2. Step 2: Convert to fraction form
    13,838,519.40/20,759,760.12 = 4,254,702.54/x
  3. Step 3: Cross multiply
    13,838,519.40x = 20,759,760.12 × 4,254,702.54
  4. Step 4: Simplify right side
    13,838,519.40x = 88,326,604,112,354.70
  5. Step 5: Solve for x
    x = 88,326,604,112,354.70/13,838,519.40
  6. Step 6: Final answer
    x = 6,382,662.88

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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.