Home / 5,164,117.06-7,126,382.28-2,840,873.80

Finding the Fourth Proportional to 5,164,117.06, 7,126,382.28 and 2,840,873.80

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Solution

The fourth proportional to 5,164,117.06, 7,126,382.28 and 2,840,873.80 is: 3,920,351.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164,117.06 : 7,126,382.28 = 2,840,873.80 : x
  2. Step 2: Convert to fraction form
    5,164,117.06/7,126,382.28 = 2,840,873.80/x
  3. Step 3: Cross multiply
    5,164,117.06x = 7,126,382.28 × 2,840,873.80
  4. Step 4: Simplify right side
    5,164,117.06x = 20,245,152,708,036.26
  5. Step 5: Solve for x
    x = 20,245,152,708,036.26/5,164,117.06
  6. Step 6: Final answer
    x = 3,920,351.24

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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.