Home / 6,448,799.55-9,679,259.83-3,376,995.21

Finding the Fourth Proportional to 6,448,799.55, 9,679,259.83 and 3,376,995.21

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Solution

The fourth proportional to 6,448,799.55, 9,679,259.83 and 3,376,995.21 is: 5,068,666.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,799.55 : 9,679,259.83 = 3,376,995.21 : x
  2. Step 2: Convert to fraction form
    6,448,799.55/9,679,259.83 = 3,376,995.21/x
  3. Step 3: Cross multiply
    6,448,799.55x = 9,679,259.83 × 3,376,995.21
  4. Step 4: Simplify right side
    6,448,799.55x = 32,686,814,082,255.41
  5. Step 5: Solve for x
    x = 32,686,814,082,255.41/6,448,799.55
  6. Step 6: Final answer
    x = 5,068,666.47

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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.