Home / 13,961,777.10-20,942,665.65-6,787,323.60

Finding the Fourth Proportional to 13,961,777.10, 20,942,665.65 and 6,787,323.60

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Solution

The fourth proportional to 13,961,777.10, 20,942,665.65 and 6,787,323.60 is: 10,180,985.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,961,777.10 : 20,942,665.65 = 6,787,323.60 : x
  2. Step 2: Convert to fraction form
    13,961,777.10/20,942,665.65 = 6,787,323.60/x
  3. Step 3: Cross multiply
    13,961,777.10x = 20,942,665.65 × 6,787,323.60
  4. Step 4: Simplify right side
    13,961,777.10x = 142,144,648,813,154.31
  5. Step 5: Solve for x
    x = 142,144,648,813,154.31/13,961,777.10
  6. Step 6: Final answer
    x = 10,180,985.40

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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.