Home / 13,299,176.80-19,898,998.80-8,820,200.80

Finding the Fourth Proportional to 13,299,176.80, 19,898,998.80 and 8,820,200.80

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Solution

The fourth proportional to 13,299,176.80, 19,898,998.80 and 8,820,200.80 is: 13,197,295.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,299,176.80 : 19,898,998.80 = 8,820,200.80 : x
  2. Step 2: Convert to fraction form
    13,299,176.80/19,898,998.80 = 8,820,200.80/x
  3. Step 3: Cross multiply
    13,299,176.80x = 19,898,998.80 × 8,820,200.80
  4. Step 4: Simplify right side
    13,299,176.80x = 175,513,165,134,959.06
  5. Step 5: Solve for x
    x = 175,513,165,134,959.06/13,299,176.80
  6. Step 6: Final answer
    x = 13,197,295.42

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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.