Home / 13,810,377.22-19,054,987.71-8,914,550.80

Finding the Fourth Proportional to 13,810,377.22, 19,054,987.71 and 8,914,550.80

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Solution

The fourth proportional to 13,810,377.22, 19,054,987.71 and 8,914,550.80 is: 12,299,928.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,810,377.22 : 19,054,987.71 = 8,914,550.80 : x
  2. Step 2: Convert to fraction form
    13,810,377.22/19,054,987.71 = 8,914,550.80/x
  3. Step 3: Cross multiply
    13,810,377.22x = 19,054,987.71 × 8,914,550.80
  4. Step 4: Simplify right side
    13,810,377.22x = 169,866,655,934,170.69
  5. Step 5: Solve for x
    x = 169,866,655,934,170.69/13,810,377.22
  6. Step 6: Final answer
    x = 12,299,928.76

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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.