Home / 55,729,632-76,906,595.16-30,612,236.16

Finding the Fourth Proportional to 55,729,632, 76,906,595.16 and 30,612,236.16

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Solution

The fourth proportional to 55,729,632, 76,906,595.16 and 30,612,236.16 is: 42,244,722.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,729,632 : 76,906,595.16 = 30,612,236.16 : x
  2. Step 2: Convert to fraction form
    55,729,632/76,906,595.16 = 30,612,236.16/x
  3. Step 3: Cross multiply
    55,729,632x = 76,906,595.16 × 30,612,236.16
  4. Step 4: Simplify right side
    55,729,632x = 2,354,282,853,299,433
  5. Step 5: Solve for x
    x = 2,354,282,853,299,433/55,729,632
  6. Step 6: Final answer
    x = 42,244,722.76

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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.