Home / 5,681,713.76-7,840,718.40-3,103,396.16

Finding the Fourth Proportional to 5,681,713.76, 7,840,718.40 and 3,103,396.16

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Solution

The fourth proportional to 5,681,713.76, 7,840,718.40 and 3,103,396.16 is: 4,282,661.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,681,713.76 : 7,840,718.40 = 3,103,396.16 : x
  2. Step 2: Convert to fraction form
    5,681,713.76/7,840,718.40 = 3,103,396.16/x
  3. Step 3: Cross multiply
    5,681,713.76x = 7,840,718.40 × 3,103,396.16
  4. Step 4: Simplify right side
    5,681,713.76x = 24,332,855,374,201.35
  5. Step 5: Solve for x
    x = 24,332,855,374,201.35/5,681,713.76
  6. Step 6: Final answer
    x = 4,282,661.25

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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.