Home / 19,885,185.27-27,438,348.35-11,182,838.90

Finding the Fourth Proportional to 19,885,185.27, 27,438,348.35 and 11,182,838.90

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Solution

The fourth proportional to 19,885,185.27, 27,438,348.35 and 11,182,838.90 is: 15,430,513.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,885,185.27 : 27,438,348.35 = 11,182,838.90 : x
  2. Step 2: Convert to fraction form
    19,885,185.27/27,438,348.35 = 11,182,838.90/x
  3. Step 3: Cross multiply
    19,885,185.27x = 27,438,348.35 × 11,182,838.90
  4. Step 4: Simplify right side
    19,885,185.27x = 306,838,629,087,024.88
  5. Step 5: Solve for x
    x = 306,838,629,087,024.88/19,885,185.27
  6. Step 6: Final answer
    x = 15,430,513.97

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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.