Home / 8,499,253.66-11,725,640.67-5,230,393.28

Finding the Fourth Proportional to 8,499,253.66, 11,725,640.67 and 5,230,393.28

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Solution

The fourth proportional to 8,499,253.66, 11,725,640.67 and 5,230,393.28 is: 7,215,893.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,499,253.66 : 11,725,640.67 = 5,230,393.28 : x
  2. Step 2: Convert to fraction form
    8,499,253.66/11,725,640.67 = 5,230,393.28/x
  3. Step 3: Cross multiply
    8,499,253.66x = 11,725,640.67 × 5,230,393.28
  4. Step 4: Simplify right side
    8,499,253.66x = 61,329,712,164,062.70
  5. Step 5: Solve for x
    x = 61,329,712,164,062.70/8,499,253.66
  6. Step 6: Final answer
    x = 7,215,893.84

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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.