Home / 6,448,798.55-9,679,258.33-3,376,994.21

Finding the Fourth Proportional to 6,448,798.55, 9,679,258.33 and 3,376,994.21

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Solution

The fourth proportional to 6,448,798.55, 9,679,258.33 and 3,376,994.21 is: 5,068,664.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,798.55 : 9,679,258.33 = 3,376,994.21 : x
  2. Step 2: Convert to fraction form
    6,448,798.55/9,679,258.33 = 3,376,994.21/x
  3. Step 3: Cross multiply
    6,448,798.55x = 9,679,258.33 × 3,376,994.21
  4. Step 4: Simplify right side
    6,448,798.55x = 32,686,799,280,665.50
  5. Step 5: Solve for x
    x = 32,686,799,280,665.50/6,448,798.55
  6. Step 6: Final answer
    x = 5,068,664.97

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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.