Home / 6,188,681.28-9,289,810.56-4,917,460.80

Finding the Fourth Proportional to 6,188,681.28, 9,289,810.56 and 4,917,460.80

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Solution

The fourth proportional to 6,188,681.28, 9,289,810.56 and 4,917,460.80 is: 7,381,585.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,188,681.28 : 9,289,810.56 = 4,917,460.80 : x
  2. Step 2: Convert to fraction form
    6,188,681.28/9,289,810.56 = 4,917,460.80/x
  3. Step 3: Cross multiply
    6,188,681.28x = 9,289,810.56 × 4,917,460.80
  4. Step 4: Simplify right side
    6,188,681.28x = 45,682,279,268,226.05
  5. Step 5: Solve for x
    x = 45,682,279,268,226.05/6,188,681.28
  6. Step 6: Final answer
    x = 7,381,585.38

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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.