Home / 9,180,526.08-13,770,290.78-2,790,280.21

Finding the Fourth Proportional to 9,180,526.08, 13,770,290.78 and 2,790,280.21

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Solution

The fourth proportional to 9,180,526.08, 13,770,290.78 and 2,790,280.21 is: 4,185,268.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180,526.08 : 13,770,290.78 = 2,790,280.21 : x
  2. Step 2: Convert to fraction form
    9,180,526.08/13,770,290.78 = 2,790,280.21/x
  3. Step 3: Cross multiply
    9,180,526.08x = 13,770,290.78 × 2,790,280.21
  4. Step 4: Simplify right side
    9,180,526.08x = 38,422,969,801,002.34
  5. Step 5: Solve for x
    x = 38,422,969,801,002.34/9,180,526.08
  6. Step 6: Final answer
    x = 4,185,268.85

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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.