Home / 10,205,961.20-15,311,931.60-3,017,682.21

Finding the Fourth Proportional to 10,205,961.20, 15,311,931.60 and 3,017,682.21

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Solution

The fourth proportional to 10,205,961.20, 15,311,931.60 and 3,017,682.21 is: 4,527,407.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,205,961.20 : 15,311,931.60 = 3,017,682.21 : x
  2. Step 2: Convert to fraction form
    10,205,961.20/15,311,931.60 = 3,017,682.21/x
  3. Step 3: Cross multiply
    10,205,961.20x = 15,311,931.60 × 3,017,682.21
  4. Step 4: Simplify right side
    10,205,961.20x = 46,206,543,590,056.84
  5. Step 5: Solve for x
    x = 46,206,543,590,056.84/10,205,961.20
  6. Step 6: Final answer
    x = 4,527,407.33

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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.