Home / 13,840,199.88-20,760,865.40-4,748,549.28

Finding the Fourth Proportional to 13,840,199.88, 20,760,865.40 and 4,748,549.28

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Solution

The fourth proportional to 13,840,199.88, 20,760,865.40 and 4,748,549.28 is: 7,123,017.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840,199.88 : 20,760,865.40 = 4,748,549.28 : x
  2. Step 2: Convert to fraction form
    13,840,199.88/20,760,865.40 = 4,748,549.28/x
  3. Step 3: Cross multiply
    13,840,199.88x = 20,760,865.40 × 4,748,549.28
  4. Step 4: Simplify right side
    13,840,199.88x = 98,583,992,447,346.91
  5. Step 5: Solve for x
    x = 98,583,992,447,346.91/13,840,199.88
  6. Step 6: Final answer
    x = 7,123,017.97

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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.