Home / 15,043,578.48-20,761,974.23-8,848,329.63

Finding the Fourth Proportional to 15,043,578.48, 20,761,974.23 and 8,848,329.63

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Solution

The fourth proportional to 15,043,578.48, 20,761,974.23 and 8,848,329.63 is: 12,211,774.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,043,578.48 : 20,761,974.23 = 8,848,329.63 : x
  2. Step 2: Convert to fraction form
    15,043,578.48/20,761,974.23 = 8,848,329.63/x
  3. Step 3: Cross multiply
    15,043,578.48x = 20,761,974.23 × 8,848,329.63
  4. Step 4: Simplify right side
    15,043,578.48x = 183,708,791,756,605.47
  5. Step 5: Solve for x
    x = 183,708,791,756,605.47/15,043,578.48
  6. Step 6: Final answer
    x = 12,211,774.75

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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.