Home / 20,265,447.31-27,966,275.71-10,973,014.62

Finding the Fourth Proportional to 20,265,447.31, 27,966,275.71 and 10,973,014.62

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Solution

The fourth proportional to 20,265,447.31, 27,966,275.71 and 10,973,014.62 is: 15,142,737.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,265,447.31 : 27,966,275.71 = 10,973,014.62 : x
  2. Step 2: Convert to fraction form
    20,265,447.31/27,966,275.71 = 10,973,014.62/x
  3. Step 3: Cross multiply
    20,265,447.31x = 27,966,275.71 × 10,973,014.62
  4. Step 4: Simplify right side
    20,265,447.31x = 306,874,352,162,187.06
  5. Step 5: Solve for x
    x = 306,874,352,162,187.06/20,265,447.31
  6. Step 6: Final answer
    x = 15,142,737.66

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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.