Home / 6,686,814.42-9,227,809.38-3,786,209.88

Finding the Fourth Proportional to 6,686,814.42, 9,227,809.38 and 3,786,209.88

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Solution

The fourth proportional to 6,686,814.42, 9,227,809.38 and 3,786,209.88 is: 5,224,972.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686,814.42 : 9,227,809.38 = 3,786,209.88 : x
  2. Step 2: Convert to fraction form
    6,686,814.42/9,227,809.38 = 3,786,209.88/x
  3. Step 3: Cross multiply
    6,686,814.42x = 9,227,809.38 × 3,786,209.88
  4. Step 4: Simplify right side
    6,686,814.42x = 34,938,423,045,312.68
  5. Step 5: Solve for x
    x = 34,938,423,045,312.68/6,686,814.42
  6. Step 6: Final answer
    x = 5,224,972.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.