Home / 82,675,539.11-114,084,828.29-47,870,578.64

Finding the Fourth Proportional to 82,675,539.11, 114,084,828.29 and 47,870,578.64

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Solution

The fourth proportional to 82,675,539.11, 114,084,828.29 and 47,870,578.64 is: 66,057,104.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,675,539.11 : 114,084,828.29 = 47,870,578.64 : x
  2. Step 2: Convert to fraction form
    82,675,539.11/114,084,828.29 = 47,870,578.64/x
  3. Step 3: Cross multiply
    82,675,539.11x = 114,084,828.29 × 47,870,578.64
  4. Step 4: Simplify right side
    82,675,539.11x = 5,461,306,744,287,342
  5. Step 5: Solve for x
    x = 5,461,306,744,287,342/82,675,539.11
  6. Step 6: Final answer
    x = 66,057,104.71

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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.