Home / 22,034,412.81-30,407,657.45-12,245,775.03

Finding the Fourth Proportional to 22,034,412.81, 30,407,657.45 and 12,245,775.03

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Solution

The fourth proportional to 22,034,412.81, 30,407,657.45 and 12,245,775.03 is: 16,899,262.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,034,412.81 : 30,407,657.45 = 12,245,775.03 : x
  2. Step 2: Convert to fraction form
    22,034,412.81/30,407,657.45 = 12,245,775.03/x
  3. Step 3: Cross multiply
    22,034,412.81x = 30,407,657.45 × 12,245,775.03
  4. Step 4: Simplify right side
    22,034,412.81x = 372,365,332,260,774.56
  5. Step 5: Solve for x
    x = 372,365,332,260,774.56/22,034,412.81
  6. Step 6: Final answer
    x = 16,899,262.78

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1.5x scale

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.