Home / 12,356,419.52-17,051,858.57-6,849,780.39

Finding the Fourth Proportional to 12,356,419.52, 17,051,858.57 and 6,849,780.39

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Solution

The fourth proportional to 12,356,419.52, 17,051,858.57 and 6,849,780.39 is: 9,452,696.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,356,419.52 : 17,051,858.57 = 6,849,780.39 : x
  2. Step 2: Convert to fraction form
    12,356,419.52/17,051,858.57 = 6,849,780.39/x
  3. Step 3: Cross multiply
    12,356,419.52x = 17,051,858.57 × 6,849,780.39
  4. Step 4: Simplify right side
    12,356,419.52x = 116,801,486,462,963.91
  5. Step 5: Solve for x
    x = 116,801,486,462,963.91/12,356,419.52
  6. Step 6: Final answer
    x = 9,452,696.73

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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.