Home / 5,374,780.71-7,422,126.51-3,415,304.58

Finding the Fourth Proportional to 5,374,780.71, 7,422,126.51 and 3,415,304.58

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Solution

The fourth proportional to 5,374,780.71, 7,422,126.51 and 3,415,304.58 is: 4,716,252.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374,780.71 : 7,422,126.51 = 3,415,304.58 : x
  2. Step 2: Convert to fraction form
    5,374,780.71/7,422,126.51 = 3,415,304.58/x
  3. Step 3: Cross multiply
    5,374,780.71x = 7,422,126.51 × 3,415,304.58
  4. Step 4: Simplify right side
    5,374,780.71x = 25,348,822,625,831.79
  5. Step 5: Solve for x
    x = 25,348,822,625,831.79/5,374,780.71
  6. Step 6: Final answer
    x = 4,716,252.44

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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.