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Finding the Fourth Proportional to 6,144,169.40, 8,581,930.60 and 6,144,169.40

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Solution

The fourth proportional to 6,144,169.40, 8,581,930.60 and 6,144,169.40 is: 8,581,930.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,144,169.40 : 8,581,930.60 = 6,144,169.40 : x
  2. Step 2: Convert to fraction form
    6,144,169.40/8,581,930.60 = 6,144,169.40/x
  3. Step 3: Cross multiply
    6,144,169.40x = 8,581,930.60 × 6,144,169.40
  4. Step 4: Simplify right side
    6,144,169.40x = 52,728,835,385,443.64
  5. Step 5: Solve for x
    x = 52,728,835,385,443.64/6,144,169.40
  6. Step 6: Final answer
    x = 8,581,930.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.