Home / 8,047,425.70-12,071,138.55-2,656,908.10

Finding the Fourth Proportional to 8,047,425.70, 12,071,138.55 and 2,656,908.10

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Solution

The fourth proportional to 8,047,425.70, 12,071,138.55 and 2,656,908.10 is: 3,985,362.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,425.70 : 12,071,138.55 = 2,656,908.10 : x
  2. Step 2: Convert to fraction form
    8,047,425.70/12,071,138.55 = 2,656,908.10/x
  3. Step 3: Cross multiply
    8,047,425.70x = 12,071,138.55 × 2,656,908.10
  4. Step 4: Simplify right side
    8,047,425.70x = 32,071,905,789,717.26
  5. Step 5: Solve for x
    x = 32,071,905,789,717.26/8,047,425.70
  6. Step 6: Final answer
    x = 3,985,362.15

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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.