Home / 9,824,449.84-13,557,422.95-5,638,823.73

Finding the Fourth Proportional to 9,824,449.84, 13,557,422.95 and 5,638,823.73

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Solution

The fourth proportional to 9,824,449.84, 13,557,422.95 and 5,638,823.73 is: 7,781,394.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,824,449.84 : 13,557,422.95 = 5,638,823.73 : x
  2. Step 2: Convert to fraction form
    9,824,449.84/13,557,422.95 = 5,638,823.73/x
  3. Step 3: Cross multiply
    9,824,449.84x = 13,557,422.95 × 5,638,823.73
  4. Step 4: Simplify right side
    9,824,449.84x = 76,447,918,234,009.55
  5. Step 5: Solve for x
    x = 76,447,918,234,009.55/9,824,449.84
  6. Step 6: Final answer
    x = 7,781,394.33

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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.