Home / 12,122,584.77-16,729,557.31-6,895,458.88

Finding the Fourth Proportional to 12,122,584.77, 16,729,557.31 and 6,895,458.88

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Solution

The fourth proportional to 12,122,584.77, 16,729,557.31 and 6,895,458.88 is: 9,515,955.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,122,584.77 : 16,729,557.31 = 6,895,458.88 : x
  2. Step 2: Convert to fraction form
    12,122,584.77/16,729,557.31 = 6,895,458.88/x
  3. Step 3: Cross multiply
    12,122,584.77x = 16,729,557.31 × 6,895,458.88
  4. Step 4: Simplify right side
    12,122,584.77x = 115,357,974,478,503.84
  5. Step 5: Solve for x
    x = 115,357,974,478,503.84/12,122,584.77
  6. Step 6: Final answer
    x = 9,515,955.27

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1.5x scale

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.