Home / 11,018,718.23-16,528,115.54-3,342,428.82

Finding the Fourth Proportional to 11,018,718.23, 16,528,115.54 and 3,342,428.82

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Solution

The fourth proportional to 11,018,718.23, 16,528,115.54 and 3,342,428.82 is: 5,013,654.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018,718.23 : 16,528,115.54 = 3,342,428.82 : x
  2. Step 2: Convert to fraction form
    11,018,718.23/16,528,115.54 = 3,342,428.82/x
  3. Step 3: Cross multiply
    11,018,718.23x = 16,528,115.54 × 3,342,428.82
  4. Step 4: Simplify right side
    11,018,718.23x = 55,244,049,729,541.93
  5. Step 5: Solve for x
    x = 55,244,049,729,541.93/11,018,718.23
  6. Step 6: Final answer
    x = 5,013,654.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.