Home / 5,082,747.12-7,014,823.02-2,906,988.30

Finding the Fourth Proportional to 5,082,747.12, 7,014,823.02 and 2,906,988.30

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Solution

The fourth proportional to 5,082,747.12, 7,014,823.02 and 2,906,988.30 is: 4,012,005.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082,747.12 : 7,014,823.02 = 2,906,988.30 : x
  2. Step 2: Convert to fraction form
    5,082,747.12/7,014,823.02 = 2,906,988.30/x
  3. Step 3: Cross multiply
    5,082,747.12x = 7,014,823.02 × 2,906,988.30
  4. Step 4: Simplify right side
    5,082,747.12x = 20,392,008,445,710.66
  5. Step 5: Solve for x
    x = 20,392,008,445,710.66/5,082,747.12
  6. Step 6: Final answer
    x = 4,012,005.31

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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.