Home / 5,144,187.71-7,098,326.55-2,820,468.74

Finding the Fourth Proportional to 5,144,187.71, 7,098,326.55 and 2,820,468.74

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Solution

The fourth proportional to 5,144,187.71, 7,098,326.55 and 2,820,468.74 is: 3,891,889.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,144,187.71 : 7,098,326.55 = 2,820,468.74 : x
  2. Step 2: Convert to fraction form
    5,144,187.71/7,098,326.55 = 2,820,468.74/x
  3. Step 3: Cross multiply
    5,144,187.71x = 7,098,326.55 × 2,820,468.74
  4. Step 4: Simplify right side
    5,144,187.71x = 20,020,608,105,095.41
  5. Step 5: Solve for x
    x = 20,020,608,105,095.41/5,144,187.71
  6. Step 6: Final answer
    x = 3,891,889.10

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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.