Home / 7,485,992.90-11,207,994.15-7,276,040.90

Finding the Fourth Proportional to 7,485,992.90, 11,207,994.15 and 7,276,040.90

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Solution

The fourth proportional to 7,485,992.90, 11,207,994.15 and 7,276,040.90 is: 10,893,654.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,992.90 : 11,207,994.15 = 7,276,040.90 : x
  2. Step 2: Convert to fraction form
    7,485,992.90/11,207,994.15 = 7,276,040.90/x
  3. Step 3: Cross multiply
    7,485,992.90x = 11,207,994.15 × 7,276,040.90
  4. Step 4: Simplify right side
    7,485,992.90x = 81,549,823,842,360.73
  5. Step 5: Solve for x
    x = 81,549,823,842,360.73/7,485,992.90
  6. Step 6: Final answer
    x = 10,893,654.98

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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.