Home / 12,174,671.85-16,800,725.58-6,947,586.32

Finding the Fourth Proportional to 12,174,671.85, 16,800,725.58 and 6,947,586.32

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Solution

The fourth proportional to 12,174,671.85, 16,800,725.58 and 6,947,586.32 is: 9,587,485.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,174,671.85 : 16,800,725.58 = 6,947,586.32 : x
  2. Step 2: Convert to fraction form
    12,174,671.85/16,800,725.58 = 6,947,586.32/x
  3. Step 3: Cross multiply
    12,174,671.85x = 16,800,725.58 × 6,947,586.32
  4. Step 4: Simplify right side
    12,174,671.85x = 116,724,491,242,235.95
  5. Step 5: Solve for x
    x = 116,724,491,242,235.95/12,174,671.85
  6. Step 6: Final answer
    x = 9,587,485.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.