Home / 18,994,269.28-26,212,573.44-11,656,155.52

Finding the Fourth Proportional to 18,994,269.28, 26,212,573.44 and 11,656,155.52

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Solution

The fourth proportional to 18,994,269.28, 26,212,573.44 and 11,656,155.52 is: 16,085,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,994,269.28 : 26,212,573.44 = 11,656,155.52 : x
  2. Step 2: Convert to fraction form
    18,994,269.28/26,212,573.44 = 11,656,155.52/x
  3. Step 3: Cross multiply
    18,994,269.28x = 26,212,573.44 × 11,656,155.52
  4. Step 4: Simplify right side
    18,994,269.28x = 305,537,832,596,061.38
  5. Step 5: Solve for x
    x = 305,537,832,596,061.38/18,994,269.28
  6. Step 6: Final answer
    x = 16,085,790.30

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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.