Home / 9,107,158.45-13,656,849.18-5,271,628.36

Finding the Fourth Proportional to 9,107,158.45, 13,656,849.18 and 5,271,628.36

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Solution

The fourth proportional to 9,107,158.45, 13,656,849.18 and 5,271,628.36 is: 7,905,191.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107,158.45 : 13,656,849.18 = 5,271,628.36 : x
  2. Step 2: Convert to fraction form
    9,107,158.45/13,656,849.18 = 5,271,628.36/x
  3. Step 3: Cross multiply
    9,107,158.45x = 13,656,849.18 × 5,271,628.36
  4. Step 4: Simplify right side
    9,107,158.45x = 71,993,833,445,530.75
  5. Step 5: Solve for x
    x = 71,993,833,445,530.75/9,107,158.45
  6. Step 6: Final answer
    x = 7,905,191.71

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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.