Home / 7,261,254.96-10,020,449.16-3,998,001.48

Finding the Fourth Proportional to 7,261,254.96, 10,020,449.16 and 3,998,001.48

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Solution

The fourth proportional to 7,261,254.96, 10,020,449.16 and 3,998,001.48 is: 5,517,196.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261,254.96 : 10,020,449.16 = 3,998,001.48 : x
  2. Step 2: Convert to fraction form
    7,261,254.96/10,020,449.16 = 3,998,001.48/x
  3. Step 3: Cross multiply
    7,261,254.96x = 10,020,449.16 × 3,998,001.48
  4. Step 4: Simplify right side
    7,261,254.96x = 40,061,770,571,944.76
  5. Step 5: Solve for x
    x = 40,061,770,571,944.76/7,261,254.96
  6. Step 6: Final answer
    x = 5,517,196.52

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1.5x scale

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.