Home / 38,258,522.73-52,796,331.56-20,854,486.08

Finding the Fourth Proportional to 38,258,522.73, 52,796,331.56 and 20,854,486.08

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Solution

The fourth proportional to 38,258,522.73, 52,796,331.56 and 20,854,486.08 is: 28,778,956.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,258,522.73 : 52,796,331.56 = 20,854,486.08 : x
  2. Step 2: Convert to fraction form
    38,258,522.73/52,796,331.56 = 20,854,486.08/x
  3. Step 3: Cross multiply
    38,258,522.73x = 52,796,331.56 × 20,854,486.08
  4. Step 4: Simplify right side
    38,258,522.73x = 1,101,040,361,645,220.75
  5. Step 5: Solve for x
    x = 1,101,040,361,645,220.75/38,258,522.73
  6. Step 6: Final answer
    x = 28,778,956.51

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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.