Home / 50,431,577.95-69,594,823.05-28,407,219.49

Finding the Fourth Proportional to 50,431,577.95, 69,594,823.05 and 28,407,219.49

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Solution

The fourth proportional to 50,431,577.95, 69,594,823.05 and 28,407,219.49 is: 39,201,537.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,431,577.95 : 69,594,823.05 = 28,407,219.49 : x
  2. Step 2: Convert to fraction form
    50,431,577.95/69,594,823.05 = 28,407,219.49/x
  3. Step 3: Cross multiply
    50,431,577.95x = 69,594,823.05 × 28,407,219.49
  4. Step 4: Simplify right side
    50,431,577.95x = 1,976,995,413,533,757.50
  5. Step 5: Solve for x
    x = 1,976,995,413,533,757.50/50,431,577.95
  6. Step 6: Final answer
    x = 39,201,537.88

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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.