Home / 12,121,050.33-16,727,405.01-6,614,780.75

Finding the Fourth Proportional to 12,121,050.33, 16,727,405.01 and 6,614,780.75

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Solution

The fourth proportional to 12,121,050.33, 16,727,405.01 and 6,614,780.75 is: 9,128,591.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,121,050.33 : 16,727,405.01 = 6,614,780.75 : x
  2. Step 2: Convert to fraction form
    12,121,050.33/16,727,405.01 = 6,614,780.75/x
  3. Step 3: Cross multiply
    12,121,050.33x = 16,727,405.01 × 6,614,780.75
  4. Step 4: Simplify right side
    12,121,050.33x = 110,648,116,611,886.88
  5. Step 5: Solve for x
    x = 110,648,116,611,886.88/12,121,050.33
  6. Step 6: Final answer
    x = 9,128,591.47

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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.