Home / 6,520,520.19-9,768,056.81-4,269,834.75

Finding the Fourth Proportional to 6,520,520.19, 9,768,056.81 and 4,269,834.75

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Solution

The fourth proportional to 6,520,520.19, 9,768,056.81 and 4,269,834.75 is: 6,396,420.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,520.19 : 9,768,056.81 = 4,269,834.75 : x
  2. Step 2: Convert to fraction form
    6,520,520.19/9,768,056.81 = 4,269,834.75/x
  3. Step 3: Cross multiply
    6,520,520.19x = 9,768,056.81 × 4,269,834.75
  4. Step 4: Simplify right side
    6,520,520.19x = 41,707,988,385,962.97
  5. Step 5: Solve for x
    x = 41,707,988,385,962.97/6,520,520.19
  6. Step 6: Final answer
    x = 6,396,420.40

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1.5x scale

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.