Home / 69,321,030.46-95,666,010.68-38,381,198.82

Finding the Fourth Proportional to 69,321,030.46, 95,666,010.68 and 38,381,198.82

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Solution

The fourth proportional to 69,321,030.46, 95,666,010.68 and 38,381,198.82 is: 52,967,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,321,030.46 : 95,666,010.68 = 38,381,198.82 : x
  2. Step 2: Convert to fraction form
    69,321,030.46/95,666,010.68 = 38,381,198.82/x
  3. Step 3: Cross multiply
    69,321,030.46x = 95,666,010.68 × 38,381,198.82
  4. Step 4: Simplify right side
    69,321,030.46x = 3,671,776,176,225,323.50
  5. Step 5: Solve for x
    x = 3,671,776,176,225,323.50/69,321,030.46
  6. Step 6: Final answer
    x = 52,967,709.10

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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.