Home / 12,554,480.40-18,831,720.60-3,456,560.40

Finding the Fourth Proportional to 12,554,480.40, 18,831,720.60 and 3,456,560.40

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Solution

The fourth proportional to 12,554,480.40, 18,831,720.60 and 3,456,560.40 is: 5,184,840.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554,480.40 : 18,831,720.60 = 3,456,560.40 : x
  2. Step 2: Convert to fraction form
    12,554,480.40/18,831,720.60 = 3,456,560.40/x
  3. Step 3: Cross multiply
    12,554,480.40x = 18,831,720.60 × 3,456,560.40
  4. Step 4: Simplify right side
    12,554,480.40x = 65,092,979,689,824.24
  5. Step 5: Solve for x
    x = 65,092,979,689,824.24/12,554,480.40
  6. Step 6: Final answer
    x = 5,184,840.60

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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.