Home / 29,936,640.32-41,318,972.88-18,916,393.76

Finding the Fourth Proportional to 29,936,640.32, 41,318,972.88 and 18,916,393.76

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Solution

The fourth proportional to 29,936,640.32, 41,318,972.88 and 18,916,393.76 is: 26,108,673.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,936,640.32 : 41,318,972.88 = 18,916,393.76 : x
  2. Step 2: Convert to fraction form
    29,936,640.32/41,318,972.88 = 18,916,393.76/x
  3. Step 3: Cross multiply
    29,936,640.32x = 41,318,972.88 × 18,916,393.76
  4. Step 4: Simplify right side
    29,936,640.32x = 781,605,960,756,841.38
  5. Step 5: Solve for x
    x = 781,605,960,756,841.38/29,936,640.32
  6. Step 6: Final answer
    x = 26,108,673.26

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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.