Home / 41,680,147.20-62,520,220.80-28,075,257.60

Finding the Fourth Proportional to 41,680,147.20, 62,520,220.80 and 28,075,257.60

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Solution

The fourth proportional to 41,680,147.20, 62,520,220.80 and 28,075,257.60 is: 42,112,886.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,680,147.20 : 62,520,220.80 = 28,075,257.60 : x
  2. Step 2: Convert to fraction form
    41,680,147.20/62,520,220.80 = 28,075,257.60/x
  3. Step 3: Cross multiply
    41,680,147.20x = 62,520,220.80 × 28,075,257.60
  4. Step 4: Simplify right side
    41,680,147.20x = 1,755,271,304,168,878
  5. Step 5: Solve for x
    x = 1,755,271,304,168,878/41,680,147.20
  6. Step 6: Final answer
    x = 42,112,886.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.