Home / 6,513,891.60-9,770,837.40-4,897,261.20

Finding the Fourth Proportional to 6,513,891.60, 9,770,837.40 and 4,897,261.20

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Solution

The fourth proportional to 6,513,891.60, 9,770,837.40 and 4,897,261.20 is: 7,345,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513,891.60 : 9,770,837.40 = 4,897,261.20 : x
  2. Step 2: Convert to fraction form
    6,513,891.60/9,770,837.40 = 4,897,261.20/x
  3. Step 3: Cross multiply
    6,513,891.60x = 9,770,837.40 × 4,897,261.20
  4. Step 4: Simplify right side
    6,513,891.60x = 47,850,342,890,528.88
  5. Step 5: Solve for x
    x = 47,850,342,890,528.88/6,513,891.60
  6. Step 6: Final answer
    x = 7,345,891.80

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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.