Home / 13,146,233.60-19,720,886.40-4,171,692.80

Finding the Fourth Proportional to 13,146,233.60, 19,720,886.40 and 4,171,692.80

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Solution

The fourth proportional to 13,146,233.60, 19,720,886.40 and 4,171,692.80 is: 6,258,026.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,146,233.60 : 19,720,886.40 = 4,171,692.80 : x
  2. Step 2: Convert to fraction form
    13,146,233.60/19,720,886.40 = 4,171,692.80/x
  3. Step 3: Cross multiply
    13,146,233.60x = 19,720,886.40 × 4,171,692.80
  4. Step 4: Simplify right side
    13,146,233.60x = 82,269,479,804,497.91
  5. Step 5: Solve for x
    x = 82,269,479,804,497.91/13,146,233.60
  6. Step 6: Final answer
    x = 6,258,026.62

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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.