Home / 12,350,010.80-18,523,266.60-3,831,208.40

Finding the Fourth Proportional to 12,350,010.80, 18,523,266.60 and 3,831,208.40

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Solution

The fourth proportional to 12,350,010.80, 18,523,266.60 and 3,831,208.40 is: 5,746,269.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350,010.80 : 18,523,266.60 = 3,831,208.40 : x
  2. Step 2: Convert to fraction form
    12,350,010.80/18,523,266.60 = 3,831,208.40/x
  3. Step 3: Cross multiply
    12,350,010.80x = 18,523,266.60 × 3,831,208.40
  4. Step 4: Simplify right side
    12,350,010.80x = 70,966,494,593,359.44
  5. Step 5: Solve for x
    x = 70,966,494,593,359.44/12,350,010.80
  6. Step 6: Final answer
    x = 5,746,269.84

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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.