Home / 9,005,619-13,513,810.62-8,272,998.90

Finding the Fourth Proportional to 9,005,619, 13,513,810.62 and 8,272,998.90

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Solution

The fourth proportional to 9,005,619, 13,513,810.62 and 8,272,998.90 is: 12,414,442.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005,619 : 13,513,810.62 = 8,272,998.90 : x
  2. Step 2: Convert to fraction form
    9,005,619/13,513,810.62 = 8,272,998.90/x
  3. Step 3: Cross multiply
    9,005,619x = 13,513,810.62 × 8,272,998.90
  4. Step 4: Simplify right side
    9,005,619x = 111,799,740,394,068.31
  5. Step 5: Solve for x
    x = 111,799,740,394,068.31/9,005,619
  6. Step 6: Final answer
    x = 12,414,442.63

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1.5x scale

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.