Home / 5,353,644.80-7,384,783.36-3,176,753.28

Finding the Fourth Proportional to 5,353,644.80, 7,384,783.36 and 3,176,753.28

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Solution

The fourth proportional to 5,353,644.80, 7,384,783.36 and 3,176,753.28 is: 4,381,993.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353,644.80 : 7,384,783.36 = 3,176,753.28 : x
  2. Step 2: Convert to fraction form
    5,353,644.80/7,384,783.36 = 3,176,753.28/x
  3. Step 3: Cross multiply
    5,353,644.80x = 7,384,783.36 × 3,176,753.28
  4. Step 4: Simplify right side
    5,353,644.80x = 23,459,634,760,969.42
  5. Step 5: Solve for x
    x = 23,459,634,760,969.42/5,353,644.80
  6. Step 6: Final answer
    x = 4,381,993.14

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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.