Home / 5,527,138.20-8,290,707.30-3,921,005.40

Finding the Fourth Proportional to 5,527,138.20, 8,290,707.30 and 3,921,005.40

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Solution

The fourth proportional to 5,527,138.20, 8,290,707.30 and 3,921,005.40 is: 5,881,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527,138.20 : 8,290,707.30 = 3,921,005.40 : x
  2. Step 2: Convert to fraction form
    5,527,138.20/8,290,707.30 = 3,921,005.40/x
  3. Step 3: Cross multiply
    5,527,138.20x = 8,290,707.30 × 3,921,005.40
  4. Step 4: Simplify right side
    5,527,138.20x = 32,507,908,093,119.42
  5. Step 5: Solve for x
    x = 32,507,908,093,119.42/5,527,138.20
  6. Step 6: Final answer
    x = 5,881,508.10

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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.