Home / 21,443,792.76-29,592,662.57-11,654,237.46

Finding the Fourth Proportional to 21,443,792.76, 29,592,662.57 and 11,654,237.46

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Solution

The fourth proportional to 21,443,792.76, 29,592,662.57 and 11,654,237.46 is: 16,082,971.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,443,792.76 : 29,592,662.57 = 11,654,237.46 : x
  2. Step 2: Convert to fraction form
    21,443,792.76/29,592,662.57 = 11,654,237.46/x
  3. Step 3: Cross multiply
    21,443,792.76x = 29,592,662.57 × 11,654,237.46
  4. Step 4: Simplify right side
    21,443,792.76x = 344,879,916,606,162.75
  5. Step 5: Solve for x
    x = 344,879,916,606,162.75/21,443,792.76
  6. Step 6: Final answer
    x = 16,082,971.91

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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.