Home / 69,777,017.21-96,290,523.75-38,414,753.17

Finding the Fourth Proportional to 69,777,017.21, 96,290,523.75 and 38,414,753.17

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Solution

The fourth proportional to 69,777,017.21, 96,290,523.75 and 38,414,753.17 is: 53,011,390.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,777,017.21 : 96,290,523.75 = 38,414,753.17 : x
  2. Step 2: Convert to fraction form
    69,777,017.21/96,290,523.75 = 38,414,753.17/x
  3. Step 3: Cross multiply
    69,777,017.21x = 96,290,523.75 × 38,414,753.17
  4. Step 4: Simplify right side
    69,777,017.21x = 3,698,976,702,424,288
  5. Step 5: Solve for x
    x = 3,698,976,702,424,288/69,777,017.21
  6. Step 6: Final answer
    x = 53,011,390.43

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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.