Home / 7,130,612.20-9,840,467.61-4,033,074.97

Finding the Fourth Proportional to 7,130,612.20, 9,840,467.61 and 4,033,074.97

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Solution

The fourth proportional to 7,130,612.20, 9,840,467.61 and 4,033,074.97 is: 5,565,769.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,130,612.20 : 9,840,467.61 = 4,033,074.97 : x
  2. Step 2: Convert to fraction form
    7,130,612.20/9,840,467.61 = 4,033,074.97/x
  3. Step 3: Cross multiply
    7,130,612.20x = 9,840,467.61 × 4,033,074.97
  4. Step 4: Simplify right side
    7,130,612.20x = 39,687,343,610,986.72
  5. Step 5: Solve for x
    x = 39,687,343,610,986.72/7,130,612.20
  6. Step 6: Final answer
    x = 5,565,769.46

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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.