Home / 50,985,146.80-70,359,512.66-27,780,273.69

Finding the Fourth Proportional to 50,985,146.80, 70,359,512.66 and 27,780,273.69

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Solution

The fourth proportional to 50,985,146.80, 70,359,512.66 and 27,780,273.69 is: 38,336,783.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,985,146.80 : 70,359,512.66 = 27,780,273.69 : x
  2. Step 2: Convert to fraction form
    50,985,146.80/70,359,512.66 = 27,780,273.69/x
  3. Step 3: Cross multiply
    50,985,146.80x = 70,359,512.66 × 27,780,273.69
  4. Step 4: Simplify right side
    50,985,146.80x = 1,954,606,518,389,820
  5. Step 5: Solve for x
    x = 1,954,606,518,389,820/50,985,146.80
  6. Step 6: Final answer
    x = 38,336,783.18

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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.