Home / 5,175,540.81-7,142,275.62-3,001,374.86

Finding the Fourth Proportional to 5,175,540.81, 7,142,275.62 and 3,001,374.86

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Solution

The fourth proportional to 5,175,540.81, 7,142,275.62 and 3,001,374.86 is: 4,141,914.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175,540.81 : 7,142,275.62 = 3,001,374.86 : x
  2. Step 2: Convert to fraction form
    5,175,540.81/7,142,275.62 = 3,001,374.86/x
  3. Step 3: Cross multiply
    5,175,540.81x = 7,142,275.62 × 3,001,374.86
  4. Step 4: Simplify right side
    5,175,540.81x = 21,436,646,453,347.54
  5. Step 5: Solve for x
    x = 21,436,646,453,347.54/5,175,540.81
  6. Step 6: Final answer
    x = 4,141,914.29

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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.