Home / 72,774,988.90-109,135,911.30-24,254,425.60

Finding the Fourth Proportional to 72,774,988.90, 109,135,911.30 and 24,254,425.60

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Solution

The fourth proportional to 72,774,988.90, 109,135,911.30 and 24,254,425.60 is: 36,372,782.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,774,988.90 : 109,135,911.30 = 24,254,425.60 : x
  2. Step 2: Convert to fraction form
    72,774,988.90/109,135,911.30 = 24,254,425.60/x
  3. Step 3: Cross multiply
    72,774,988.90x = 109,135,911.30 × 24,254,425.60
  4. Step 4: Simplify right side
    72,774,988.90x = 2,647,028,840,914,049.50
  5. Step 5: Solve for x
    x = 2,647,028,840,914,049.50/72,774,988.90
  6. Step 6: Final answer
    x = 36,372,782.48

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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.