Home / 23,155,111.54-31,956,016.38-12,845,156.14

Finding the Fourth Proportional to 23,155,111.54, 31,956,016.38 and 12,845,156.14

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Solution

The fourth proportional to 23,155,111.54, 31,956,016.38 and 12,845,156.14 is: 17,727,404.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,155,111.54 : 31,956,016.38 = 12,845,156.14 : x
  2. Step 2: Convert to fraction form
    23,155,111.54/31,956,016.38 = 12,845,156.14/x
  3. Step 3: Cross multiply
    23,155,111.54x = 31,956,016.38 × 12,845,156.14
  4. Step 4: Simplify right side
    23,155,111.54x = 410,480,020,013,497.56
  5. Step 5: Solve for x
    x = 410,480,020,013,497.56/23,155,111.54
  6. Step 6: Final answer
    x = 17,727,404.13

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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.