Home / 27,844,643.18-38,424,827.76-15,285,695.85

Finding the Fourth Proportional to 27,844,643.18, 38,424,827.76 and 15,285,695.85

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Solution

The fourth proportional to 27,844,643.18, 38,424,827.76 and 15,285,695.85 is: 21,093,832.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,844,643.18 : 38,424,827.76 = 15,285,695.85 : x
  2. Step 2: Convert to fraction form
    27,844,643.18/38,424,827.76 = 15,285,695.85/x
  3. Step 3: Cross multiply
    27,844,643.18x = 38,424,827.76 × 15,285,695.85
  4. Step 4: Simplify right side
    27,844,643.18x = 587,350,230,170,675.50
  5. Step 5: Solve for x
    x = 587,350,230,170,675.50/27,844,643.18
  6. Step 6: Final answer
    x = 21,093,832.17

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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.