Home / 8,066,082.80-12,064,132.20-7,219,276.40

Finding the Fourth Proportional to 8,066,082.80, 12,064,132.20 and 7,219,276.40

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Solution

The fourth proportional to 8,066,082.80, 12,064,132.20 and 7,219,276.40 is: 10,797,596.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066,082.80 : 12,064,132.20 = 7,219,276.40 : x
  2. Step 2: Convert to fraction form
    8,066,082.80/12,064,132.20 = 7,219,276.40/x
  3. Step 3: Cross multiply
    8,066,082.80x = 12,064,132.20 × 7,219,276.40
  4. Step 4: Simplify right side
    8,066,082.80x = 87,094,304,877,940.08
  5. Step 5: Solve for x
    x = 87,094,304,877,940.08/8,066,082.80
  6. Step 6: Final answer
    x = 10,797,596.19

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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.