Home / 52,306,512.84-72,181,170.90-28,782,851.40

Finding the Fourth Proportional to 52,306,512.84, 72,181,170.90 and 28,782,851.40

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Solution

The fourth proportional to 52,306,512.84, 72,181,170.90 and 28,782,851.40 is: 39,719,335.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,306,512.84 : 72,181,170.90 = 28,782,851.40 : x
  2. Step 2: Convert to fraction form
    52,306,512.84/72,181,170.90 = 28,782,851.40/x
  3. Step 3: Cross multiply
    52,306,512.84x = 72,181,170.90 × 28,782,851.40
  4. Step 4: Simplify right side
    52,306,512.84x = 2,077,579,915,892,704.25
  5. Step 5: Solve for x
    x = 2,077,579,915,892,704.25/52,306,512.84
  6. Step 6: Final answer
    x = 39,719,335.19

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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.