Home / 27,759,964.10-38,309,947.26-15,370,056.86

Finding the Fourth Proportional to 27,759,964.10, 38,309,947.26 and 15,370,056.86

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Solution

The fourth proportional to 27,759,964.10, 38,309,947.26 and 15,370,056.86 is: 21,211,341.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,759,964.10 : 38,309,947.26 = 15,370,056.86 : x
  2. Step 2: Convert to fraction form
    27,759,964.10/38,309,947.26 = 15,370,056.86/x
  3. Step 3: Cross multiply
    27,759,964.10x = 38,309,947.26 × 15,370,056.86
  4. Step 4: Simplify right side
    27,759,964.10x = 588,826,067,689,801.12
  5. Step 5: Solve for x
    x = 588,826,067,689,801.12/27,759,964.10
  6. Step 6: Final answer
    x = 21,211,341.11

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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.