Home / 12,654,308.80-18,937,226.40-11,592,625.60

Finding the Fourth Proportional to 12,654,308.80, 18,937,226.40 and 11,592,625.60

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Solution

The fourth proportional to 12,654,308.80, 18,937,226.40 and 11,592,625.60 is: 17,348,413.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,654,308.80 : 18,937,226.40 = 11,592,625.60 : x
  2. Step 2: Convert to fraction form
    12,654,308.80/18,937,226.40 = 11,592,625.60/x
  3. Step 3: Cross multiply
    12,654,308.80x = 18,937,226.40 × 11,592,625.60
  4. Step 4: Simplify right side
    12,654,308.80x = 219,532,175,557,635.81
  5. Step 5: Solve for x
    x = 219,532,175,557,635.81/12,654,308.80
  6. Step 6: Final answer
    x = 17,348,413.02

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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.