Home / 10,205,552.12-15,300,630.99-6,161,078.64

Finding the Fourth Proportional to 10,205,552.12, 15,300,630.99 and 6,161,078.64

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Solution

The fourth proportional to 10,205,552.12, 15,300,630.99 and 6,161,078.64 is: 9,236,971.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,205,552.12 : 15,300,630.99 = 6,161,078.64 : x
  2. Step 2: Convert to fraction form
    10,205,552.12/15,300,630.99 = 6,161,078.64/x
  3. Step 3: Cross multiply
    10,205,552.12x = 15,300,630.99 × 6,161,078.64
  4. Step 4: Simplify right side
    10,205,552.12x = 94,268,390,771,011.05
  5. Step 5: Solve for x
    x = 94,268,390,771,011.05/10,205,552.12
  6. Step 6: Final answer
    x = 9,236,971.18

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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.