Home / 15,111,584.98-20,854,544.92-8,586,320.56

Finding the Fourth Proportional to 15,111,584.98, 20,854,544.92 and 8,586,320.56

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Solution

The fourth proportional to 15,111,584.98, 20,854,544.92 and 8,586,320.56 is: 11,849,439.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111,584.98 : 20,854,544.92 = 8,586,320.56 : x
  2. Step 2: Convert to fraction form
    15,111,584.98/20,854,544.92 = 8,586,320.56/x
  3. Step 3: Cross multiply
    15,111,584.98x = 20,854,544.92 × 8,586,320.56
  4. Step 4: Simplify right side
    15,111,584.98x = 179,063,807,742,437.38
  5. Step 5: Solve for x
    x = 179,063,807,742,437.38/15,111,584.98
  6. Step 6: Final answer
    x = 11,849,439.22

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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.