Home / 6,236,513.74-9,355,657.38-1,918,921.96

Finding the Fourth Proportional to 6,236,513.74, 9,355,657.38 and 1,918,921.96

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Solution

The fourth proportional to 6,236,513.74, 9,355,657.38 and 1,918,921.96 is: 2,878,655.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,236,513.74 : 9,355,657.38 = 1,918,921.96 : x
  2. Step 2: Convert to fraction form
    6,236,513.74/9,355,657.38 = 1,918,921.96/x
  3. Step 3: Cross multiply
    6,236,513.74x = 9,355,657.38 × 1,918,921.96
  4. Step 4: Simplify right side
    6,236,513.74x = 17,952,776,396,718.07
  5. Step 5: Solve for x
    x = 17,952,776,396,718.07/6,236,513.74
  6. Step 6: Final answer
    x = 2,878,655.79

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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.