Home / 13,550,949.68-20,323,323.84-8,087,587.16

Finding the Fourth Proportional to 13,550,949.68, 20,323,323.84 and 8,087,587.16

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Solution

The fourth proportional to 13,550,949.68, 20,323,323.84 and 8,087,587.16 is: 12,129,530.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,550,949.68 : 20,323,323.84 = 8,087,587.16 : x
  2. Step 2: Convert to fraction form
    13,550,949.68/20,323,323.84 = 8,087,587.16/x
  3. Step 3: Cross multiply
    13,550,949.68x = 20,323,323.84 × 8,087,587.16
  4. Step 4: Simplify right side
    13,550,949.68x = 164,366,652,936,905.91
  5. Step 5: Solve for x
    x = 164,366,652,936,905.91/13,550,949.68
  6. Step 6: Final answer
    x = 12,129,530.17

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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.