Home / 84,047,282.66-125,812,351.31-54,838,227.51

Finding the Fourth Proportional to 84,047,282.66, 125,812,351.31 and 54,838,227.51

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Solution

The fourth proportional to 84,047,282.66, 125,812,351.31 and 54,838,227.51 is: 82,088,630.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,047,282.66 : 125,812,351.31 = 54,838,227.51 : x
  2. Step 2: Convert to fraction form
    84,047,282.66/125,812,351.31 = 54,838,227.51/x
  3. Step 3: Cross multiply
    84,047,282.66x = 125,812,351.31 × 54,838,227.51
  4. Step 4: Simplify right side
    84,047,282.66x = 6,899,326,344,842,922
  5. Step 5: Solve for x
    x = 6,899,326,344,842,922/84,047,282.66
  6. Step 6: Final answer
    x = 82,088,630.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.