Home / 13,550,927.18-20,323,290.08-8,087,564.66

Finding the Fourth Proportional to 13,550,927.18, 20,323,290.08 and 8,087,564.66

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Solution

The fourth proportional to 13,550,927.18, 20,323,290.08 and 8,087,564.66 is: 12,129,496.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,550,927.18 : 20,323,290.08 = 8,087,564.66 : x
  2. Step 2: Convert to fraction form
    13,550,927.18/20,323,290.08 = 8,087,564.66/x
  3. Step 3: Cross multiply
    13,550,927.18x = 20,323,290.08 × 8,087,564.66
  4. Step 4: Simplify right side
    13,550,927.18x = 164,365,922,625,936.56
  5. Step 5: Solve for x
    x = 164,365,922,625,936.56/13,550,927.18
  6. Step 6: Final answer
    x = 12,129,496.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.