Home / 9,168,681.12-13,753,478.51-3,489,345.60

Finding the Fourth Proportional to 9,168,681.12, 13,753,478.51 and 3,489,345.60

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Solution

The fourth proportional to 9,168,681.12, 13,753,478.51 and 3,489,345.60 is: 5,234,192.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168,681.12 : 13,753,478.51 = 3,489,345.60 : x
  2. Step 2: Convert to fraction form
    9,168,681.12/13,753,478.51 = 3,489,345.60/x
  3. Step 3: Cross multiply
    9,168,681.12x = 13,753,478.51 × 3,489,345.60
  4. Step 4: Simplify right side
    9,168,681.12x = 47,990,639,723,563.05
  5. Step 5: Solve for x
    x = 47,990,639,723,563.05/9,168,681.12
  6. Step 6: Final answer
    x = 5,234,192.26

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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.