Home / 12,233,181.48-16,884,359.16-7,759,843.08

Finding the Fourth Proportional to 12,233,181.48, 16,884,359.16 and 7,759,843.08

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Solution

The fourth proportional to 12,233,181.48, 16,884,359.16 and 7,759,843.08 is: 10,710,212.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233,181.48 : 16,884,359.16 = 7,759,843.08 : x
  2. Step 2: Convert to fraction form
    12,233,181.48/16,884,359.16 = 7,759,843.08/x
  3. Step 3: Cross multiply
    12,233,181.48x = 16,884,359.16 × 7,759,843.08
  4. Step 4: Simplify right side
    12,233,181.48x = 131,019,977,587,960.61
  5. Step 5: Solve for x
    x = 131,019,977,587,960.61/12,233,181.48
  6. Step 6: Final answer
    x = 10,710,212.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.