Home / 7,531,715.28-11,291,206.32-3,268,678.80

Finding the Fourth Proportional to 7,531,715.28, 11,291,206.32 and 3,268,678.80

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Solution

The fourth proportional to 7,531,715.28, 11,291,206.32 and 3,268,678.80 is: 4,900,255.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531,715.28 : 11,291,206.32 = 3,268,678.80 : x
  2. Step 2: Convert to fraction form
    7,531,715.28/11,291,206.32 = 3,268,678.80/x
  3. Step 3: Cross multiply
    7,531,715.28x = 11,291,206.32 × 3,268,678.80
  4. Step 4: Simplify right side
    7,531,715.28x = 36,907,326,724,610.02
  5. Step 5: Solve for x
    x = 36,907,326,724,610.02/7,531,715.28
  6. Step 6: Final answer
    x = 4,900,255.17

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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.