Home / 21,911,146.17-30,231,949.17-14,166,869.82

Finding the Fourth Proportional to 21,911,146.17, 30,231,949.17 and 14,166,869.82

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Solution

The fourth proportional to 21,911,146.17, 30,231,949.17 and 14,166,869.82 is: 19,546,767.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,911,146.17 : 30,231,949.17 = 14,166,869.82 : x
  2. Step 2: Convert to fraction form
    21,911,146.17/30,231,949.17 = 14,166,869.82/x
  3. Step 3: Cross multiply
    21,911,146.17x = 30,231,949.17 × 14,166,869.82
  4. Step 4: Simplify right side
    21,911,146.17x = 428,292,088,296,247.06
  5. Step 5: Solve for x
    x = 428,292,088,296,247.06/21,911,146.17
  6. Step 6: Final answer
    x = 19,546,767.89

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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.