Home / 6,902,138.80-10,341,398.40-4,374,841.60

Finding the Fourth Proportional to 6,902,138.80, 10,341,398.40 and 4,374,841.60

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Solution

The fourth proportional to 6,902,138.80, 10,341,398.40 and 4,374,841.60 is: 6,554,776.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902,138.80 : 10,341,398.40 = 4,374,841.60 : x
  2. Step 2: Convert to fraction form
    6,902,138.80/10,341,398.40 = 4,374,841.60/x
  3. Step 3: Cross multiply
    6,902,138.80x = 10,341,398.40 × 4,374,841.60
  4. Step 4: Simplify right side
    6,902,138.80x = 45,241,979,922,493.44
  5. Step 5: Solve for x
    x = 45,241,979,922,493.44/6,902,138.80
  6. Step 6: Final answer
    x = 6,554,776.89

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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.