Home / 7,151,747.65-10,727,621.44-2,103,058.15

Finding the Fourth Proportional to 7,151,747.65, 10,727,621.44 and 2,103,058.15

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Solution

The fourth proportional to 7,151,747.65, 10,727,621.44 and 2,103,058.15 is: 3,154,587.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151,747.65 : 10,727,621.44 = 2,103,058.15 : x
  2. Step 2: Convert to fraction form
    7,151,747.65/10,727,621.44 = 2,103,058.15/x
  3. Step 3: Cross multiply
    7,151,747.65x = 10,727,621.44 × 2,103,058.15
  4. Step 4: Simplify right side
    7,151,747.65x = 22,560,811,667,430.04
  5. Step 5: Solve for x
    x = 22,560,811,667,430.04/7,151,747.65
  6. Step 6: Final answer
    x = 3,154,587.21

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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.