Home / 11,778,825.21-17,668,631.48-3,258,448.17

Finding the Fourth Proportional to 11,778,825.21, 17,668,631.48 and 3,258,448.17

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Solution

The fourth proportional to 11,778,825.21, 17,668,631.48 and 3,258,448.17 is: 4,887,781.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,778,825.21 : 17,668,631.48 = 3,258,448.17 : x
  2. Step 2: Convert to fraction form
    11,778,825.21/17,668,631.48 = 3,258,448.17/x
  3. Step 3: Cross multiply
    11,778,825.21x = 17,668,631.48 × 3,258,448.17
  4. Step 4: Simplify right side
    11,778,825.21x = 57,572,319,912,410.39
  5. Step 5: Solve for x
    x = 57,572,319,912,410.39/11,778,825.21
  6. Step 6: Final answer
    x = 4,887,781.16

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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.