Home / 6,688,515.84-10,031,592.24-2,643,659.04

Finding the Fourth Proportional to 6,688,515.84, 10,031,592.24 and 2,643,659.04

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Solution

The fourth proportional to 6,688,515.84, 10,031,592.24 and 2,643,659.04 is: 3,965,021.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,515.84 : 10,031,592.24 = 2,643,659.04 : x
  2. Step 2: Convert to fraction form
    6,688,515.84/10,031,592.24 = 2,643,659.04/x
  3. Step 3: Cross multiply
    6,688,515.84x = 10,031,592.24 × 2,643,659.04
  4. Step 4: Simplify right side
    6,688,515.84x = 26,520,109,510,869.85
  5. Step 5: Solve for x
    x = 26,520,109,510,869.85/6,688,515.84
  6. Step 6: Final answer
    x = 3,965,021.56

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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.