Home / 7,876,434.42-11,810,386.98-3,553,432.56

Finding the Fourth Proportional to 7,876,434.42, 11,810,386.98 and 3,553,432.56

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Solution

The fourth proportional to 7,876,434.42, 11,810,386.98 and 3,553,432.56 is: 5,328,224.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876,434.42 : 11,810,386.98 = 3,553,432.56 : x
  2. Step 2: Convert to fraction form
    7,876,434.42/11,810,386.98 = 3,553,432.56/x
  3. Step 3: Cross multiply
    7,876,434.42x = 11,810,386.98 × 3,553,432.56
  4. Step 4: Simplify right side
    7,876,434.42x = 41,967,413,640,932.07
  5. Step 5: Solve for x
    x = 41,967,413,640,932.07/7,876,434.42
  6. Step 6: Final answer
    x = 5,328,224.85

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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.