Home / 19,897,640.94-29,844,746.55-12,114,538.14

Finding the Fourth Proportional to 19,897,640.94, 29,844,746.55 and 12,114,538.14

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Solution

The fourth proportional to 19,897,640.94, 29,844,746.55 and 12,114,538.14 is: 18,170,763.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,897,640.94 : 29,844,746.55 = 12,114,538.14 : x
  2. Step 2: Convert to fraction form
    19,897,640.94/29,844,746.55 = 12,114,538.14/x
  3. Step 3: Cross multiply
    19,897,640.94x = 29,844,746.55 × 12,114,538.14
  4. Step 4: Simplify right side
    19,897,640.94x = 361,555,320,358,608.44
  5. Step 5: Solve for x
    x = 361,555,320,358,608.44/19,897,640.94
  6. Step 6: Final answer
    x = 18,170,763.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.