Home / 31,212,013.70-46,818,020.55-27,432,877.70

Finding the Fourth Proportional to 31,212,013.70, 46,818,020.55 and 27,432,877.70

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Solution

The fourth proportional to 31,212,013.70, 46,818,020.55 and 27,432,877.70 is: 41,149,316.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,212,013.70 : 46,818,020.55 = 27,432,877.70 : x
  2. Step 2: Convert to fraction form
    31,212,013.70/46,818,020.55 = 27,432,877.70/x
  3. Step 3: Cross multiply
    31,212,013.70x = 46,818,020.55 × 27,432,877.70
  4. Step 4: Simplify right side
    31,212,013.70x = 1,284,353,031,904,236.50
  5. Step 5: Solve for x
    x = 1,284,353,031,904,236.50/31,212,013.70
  6. Step 6: Final answer
    x = 41,149,316.55

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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.