Home / 12,470,914.43-18,706,363.68-9,080,767.13

Finding the Fourth Proportional to 12,470,914.43, 18,706,363.68 and 9,080,767.13

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Solution

The fourth proportional to 12,470,914.43, 18,706,363.68 and 9,080,767.13 is: 13,621,144.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,470,914.43 : 18,706,363.68 = 9,080,767.13 : x
  2. Step 2: Convert to fraction form
    12,470,914.43/18,706,363.68 = 9,080,767.13/x
  3. Step 3: Cross multiply
    12,470,914.43x = 18,706,363.68 × 9,080,767.13
  4. Step 4: Simplify right side
    12,470,914.43x = 169,868,132,427,169.84
  5. Step 5: Solve for x
    x = 169,868,132,427,169.84/12,470,914.43
  6. Step 6: Final answer
    x = 13,621,144.90

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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.