Home / 6,300,943.20-9,456,080.40-4,170,319.20

Finding the Fourth Proportional to 6,300,943.20, 9,456,080.40 and 4,170,319.20

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Solution

The fourth proportional to 6,300,943.20, 9,456,080.40 and 4,170,319.20 is: 6,258,566.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,300,943.20 : 9,456,080.40 = 4,170,319.20 : x
  2. Step 2: Convert to fraction form
    6,300,943.20/9,456,080.40 = 4,170,319.20/x
  3. Step 3: Cross multiply
    6,300,943.20x = 9,456,080.40 × 4,170,319.20
  4. Step 4: Simplify right side
    6,300,943.20x = 39,434,873,648,863.68
  5. Step 5: Solve for x
    x = 39,434,873,648,863.68/6,300,943.20
  6. Step 6: Final answer
    x = 6,258,566.76

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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.