Home / 8,945,873.84-12,344,979.96-4,871,403.44

Finding the Fourth Proportional to 8,945,873.84, 12,344,979.96 and 4,871,403.44

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Solution

The fourth proportional to 8,945,873.84, 12,344,979.96 and 4,871,403.44 is: 6,722,359.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945,873.84 : 12,344,979.96 = 4,871,403.44 : x
  2. Step 2: Convert to fraction form
    8,945,873.84/12,344,979.96 = 4,871,403.44/x
  3. Step 3: Cross multiply
    8,945,873.84x = 12,344,979.96 × 4,871,403.44
  4. Step 4: Simplify right side
    8,945,873.84x = 60,137,377,843,875.07
  5. Step 5: Solve for x
    x = 60,137,377,843,875.07/8,945,873.84
  6. Step 6: Final answer
    x = 6,722,359.26

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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.