Home / 8,945,876.34-12,344,983.40-4,871,405.94

Finding the Fourth Proportional to 8,945,876.34, 12,344,983.40 and 4,871,405.94

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Solution

The fourth proportional to 8,945,876.34, 12,344,983.40 and 4,871,405.94 is: 6,722,362.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945,876.34 : 12,344,983.40 = 4,871,405.94 : x
  2. Step 2: Convert to fraction form
    8,945,876.34/12,344,983.40 = 4,871,405.94/x
  3. Step 3: Cross multiply
    8,945,876.34x = 12,344,983.40 × 4,871,405.94
  4. Step 4: Simplify right side
    8,945,876.34x = 60,137,425,463,961.41
  5. Step 5: Solve for x
    x = 60,137,425,463,961.41/8,945,876.34
  6. Step 6: Final answer
    x = 6,722,362.70

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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.