Home / 12,726,729.07-17,563,255.70-6,925,884.91

Finding the Fourth Proportional to 12,726,729.07, 17,563,255.70 and 6,925,884.91

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Solution

The fourth proportional to 12,726,729.07, 17,563,255.70 and 6,925,884.91 is: 9,557,922.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726,729.07 : 17,563,255.70 = 6,925,884.91 : x
  2. Step 2: Convert to fraction form
    12,726,729.07/17,563,255.70 = 6,925,884.91/x
  3. Step 3: Cross multiply
    12,726,729.07x = 17,563,255.70 × 6,925,884.91
  4. Step 4: Simplify right side
    12,726,729.07x = 121,641,087,544,563.92
  5. Step 5: Solve for x
    x = 121,641,087,544,563.92/12,726,729.07
  6. Step 6: Final answer
    x = 9,557,922.30

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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.