Home / 5,047,009.20-7,552,081.80-3,719,905.20

Finding the Fourth Proportional to 5,047,009.20, 7,552,081.80 and 3,719,905.20

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Solution

The fourth proportional to 5,047,009.20, 7,552,081.80 and 3,719,905.20 is: 5,566,272.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047,009.20 : 7,552,081.80 = 3,719,905.20 : x
  2. Step 2: Convert to fraction form
    5,047,009.20/7,552,081.80 = 3,719,905.20/x
  3. Step 3: Cross multiply
    5,047,009.20x = 7,552,081.80 × 3,719,905.20
  4. Step 4: Simplify right side
    5,047,009.20x = 28,093,028,358,645.36
  5. Step 5: Solve for x
    x = 28,093,028,358,645.36/5,047,009.20
  6. Step 6: Final answer
    x = 5,566,272.47

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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.