Home / 7,228,144.74-10,838,729.43-4,196,273.88

Finding the Fourth Proportional to 7,228,144.74, 10,838,729.43 and 4,196,273.88

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Solution

The fourth proportional to 7,228,144.74, 10,838,729.43 and 4,196,273.88 is: 6,292,386.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228,144.74 : 10,838,729.43 = 4,196,273.88 : x
  2. Step 2: Convert to fraction form
    7,228,144.74/10,838,729.43 = 4,196,273.88/x
  3. Step 3: Cross multiply
    7,228,144.74x = 10,838,729.43 × 4,196,273.88
  4. Step 4: Simplify right side
    7,228,144.74x = 45,482,277,199,496.29
  5. Step 5: Solve for x
    x = 45,482,277,199,496.29/7,228,144.74
  6. Step 6: Final answer
    x = 6,292,386.06

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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.