Home / 69,777,018.71-96,290,525.82-38,414,754.67

Finding the Fourth Proportional to 69,777,018.71, 96,290,525.82 and 38,414,754.67

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Solution

The fourth proportional to 69,777,018.71, 96,290,525.82 and 38,414,754.67 is: 53,011,392.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,777,018.71 : 96,290,525.82 = 38,414,754.67 : x
  2. Step 2: Convert to fraction form
    69,777,018.71/96,290,525.82 = 38,414,754.67/x
  3. Step 3: Cross multiply
    69,777,018.71x = 96,290,525.82 × 38,414,754.67
  4. Step 4: Simplify right side
    69,777,018.71x = 3,698,976,926,420,600.50
  5. Step 5: Solve for x
    x = 3,698,976,926,420,600.50/69,777,018.71
  6. Step 6: Final answer
    x = 53,011,392.51

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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.