Home / 8,172,606.38-11,278,196.80-4,736,840.31

Finding the Fourth Proportional to 8,172,606.38, 11,278,196.80 and 4,736,840.31

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Solution

The fourth proportional to 8,172,606.38, 11,278,196.80 and 4,736,840.31 is: 6,536,839.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172,606.38 : 11,278,196.80 = 4,736,840.31 : x
  2. Step 2: Convert to fraction form
    8,172,606.38/11,278,196.80 = 4,736,840.31/x
  3. Step 3: Cross multiply
    8,172,606.38x = 11,278,196.80 × 4,736,840.31
  4. Step 4: Simplify right side
    8,172,606.38x = 53,423,017,214,510.90
  5. Step 5: Solve for x
    x = 53,423,017,214,510.90/8,172,606.38
  6. Step 6: Final answer
    x = 6,536,839.63

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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.