Home / 21,860,443.90-32,802,014.26-8,916,091.18

Finding the Fourth Proportional to 21,860,443.90, 32,802,014.26 and 8,916,091.18

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Solution

The fourth proportional to 21,860,443.90, 32,802,014.26 and 8,916,091.18 is: 13,378,765.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,860,443.90 : 32,802,014.26 = 8,916,091.18 : x
  2. Step 2: Convert to fraction form
    21,860,443.90/32,802,014.26 = 8,916,091.18/x
  3. Step 3: Cross multiply
    21,860,443.90x = 32,802,014.26 × 8,916,091.18
  4. Step 4: Simplify right side
    21,860,443.90x = 292,465,750,029,820.25
  5. Step 5: Solve for x
    x = 292,465,750,029,820.25/21,860,443.90
  6. Step 6: Final answer
    x = 13,378,765.38

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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.