Home / 5,117,420.23-7,061,854.59-2,825,531.71

Finding the Fourth Proportional to 5,117,420.23, 7,061,854.59 and 2,825,531.71

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Solution

The fourth proportional to 5,117,420.23, 7,061,854.59 and 2,825,531.71 is: 3,899,131.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117,420.23 : 7,061,854.59 = 2,825,531.71 : x
  2. Step 2: Convert to fraction form
    5,117,420.23/7,061,854.59 = 2,825,531.71/x
  3. Step 3: Cross multiply
    5,117,420.23x = 7,061,854.59 × 2,825,531.71
  4. Step 4: Simplify right side
    5,117,420.23x = 19,953,494,057,799.41
  5. Step 5: Solve for x
    x = 19,953,494,057,799.41/5,117,420.23
  6. Step 6: Final answer
    x = 3,899,131.43

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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.