Home / 8,209,018.68-12,315,521.04-2,529,242.79

Finding the Fourth Proportional to 8,209,018.68, 12,315,521.04 and 2,529,242.79

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Solution

The fourth proportional to 8,209,018.68, 12,315,521.04 and 2,529,242.79 is: 3,794,478.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,209,018.68 : 12,315,521.04 = 2,529,242.79 : x
  2. Step 2: Convert to fraction form
    8,209,018.68/12,315,521.04 = 2,529,242.79/x
  3. Step 3: Cross multiply
    8,209,018.68x = 12,315,521.04 × 2,529,242.79
  4. Step 4: Simplify right side
    8,209,018.68x = 31,148,942,795,513.30
  5. Step 5: Solve for x
    x = 31,148,942,795,513.30/8,209,018.68
  6. Step 6: Final answer
    x = 3,794,478.25

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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.