Home / 10,749,150.75-16,130,662.86-3,925,152.59

Finding the Fourth Proportional to 10,749,150.75, 16,130,662.86 and 3,925,152.59

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Solution

The fourth proportional to 10,749,150.75, 16,130,662.86 and 3,925,152.59 is: 5,890,261.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,749,150.75 : 16,130,662.86 = 3,925,152.59 : x
  2. Step 2: Convert to fraction form
    10,749,150.75/16,130,662.86 = 3,925,152.59/x
  3. Step 3: Cross multiply
    10,749,150.75x = 16,130,662.86 × 3,925,152.59
  4. Step 4: Simplify right side
    10,749,150.75x = 63,315,313,120,787.13
  5. Step 5: Solve for x
    x = 63,315,313,120,787.13/10,749,150.75
  6. Step 6: Final answer
    x = 5,890,261.90

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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.