Home / 22,914,765.74-31,613,426.78-13,119,975.20

Finding the Fourth Proportional to 22,914,765.74, 31,613,426.78 and 13,119,975.20

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Solution

The fourth proportional to 22,914,765.74, 31,613,426.78 and 13,119,975.20 is: 18,100,441.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,914,765.74 : 31,613,426.78 = 13,119,975.20 : x
  2. Step 2: Convert to fraction form
    22,914,765.74/31,613,426.78 = 13,119,975.20/x
  3. Step 3: Cross multiply
    22,914,765.74x = 31,613,426.78 × 13,119,975.20
  4. Step 4: Simplify right side
    22,914,765.74x = 414,767,375,116,948.81
  5. Step 5: Solve for x
    x = 414,767,375,116,948.81/22,914,765.74
  6. Step 6: Final answer
    x = 18,100,441.43

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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.