Home / 22,372,033.71-30,869,849.28-12,580,586.96

Finding the Fourth Proportional to 22,372,033.71, 30,869,849.28 and 12,580,586.96

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Solution

The fourth proportional to 22,372,033.71, 30,869,849.28 and 12,580,586.96 is: 17,359,209.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,372,033.71 : 30,869,849.28 = 12,580,586.96 : x
  2. Step 2: Convert to fraction form
    22,372,033.71/30,869,849.28 = 12,580,586.96/x
  3. Step 3: Cross multiply
    22,372,033.71x = 30,869,849.28 × 12,580,586.96
  4. Step 4: Simplify right side
    22,372,033.71x = 388,360,823,435,865.25
  5. Step 5: Solve for x
    x = 388,360,823,435,865.25/22,372,033.71
  6. Step 6: Final answer
    x = 17,359,209.65

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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.