Home / 27,220,975.20-40,831,462.80-12,104,431.20

Finding the Fourth Proportional to 27,220,975.20, 40,831,462.80 and 12,104,431.20

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Solution

The fourth proportional to 27,220,975.20, 40,831,462.80 and 12,104,431.20 is: 18,156,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,220,975.20 : 40,831,462.80 = 12,104,431.20 : x
  2. Step 2: Convert to fraction form
    27,220,975.20/40,831,462.80 = 12,104,431.20/x
  3. Step 3: Cross multiply
    27,220,975.20x = 40,831,462.80 × 12,104,431.20
  4. Step 4: Simplify right side
    27,220,975.20x = 494,241,632,257,959.31
  5. Step 5: Solve for x
    x = 494,241,632,257,959.31/27,220,975.20
  6. Step 6: Final answer
    x = 18,156,646.80

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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.