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Finding the Fourth Proportional to 15,092,822.16, 20,841,042.60 and 14,604,763.32

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Solution

The fourth proportional to 15,092,822.16, 20,841,042.60 and 14,604,763.32 is: 20,167,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,092,822.16 : 20,841,042.60 = 14,604,763.32 : x
  2. Step 2: Convert to fraction form
    15,092,822.16/20,841,042.60 = 14,604,763.32/x
  3. Step 3: Cross multiply
    15,092,822.16x = 20,841,042.60 × 14,604,763.32
  4. Step 4: Simplify right side
    15,092,822.16x = 304,378,494,515,037.44
  5. Step 5: Solve for x
    x = 304,378,494,515,037.44/15,092,822.16
  6. Step 6: Final answer
    x = 20,167,102.70

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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.