Home / 21,485,600.16-29,650,044.24-11,696,588.16

Finding the Fourth Proportional to 21,485,600.16, 29,650,044.24 and 11,696,588.16

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Solution

The fourth proportional to 21,485,600.16, 29,650,044.24 and 11,696,588.16 is: 16,141,245.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,485,600.16 : 29,650,044.24 = 11,696,588.16 : x
  2. Step 2: Convert to fraction form
    21,485,600.16/29,650,044.24 = 11,696,588.16/x
  3. Step 3: Cross multiply
    21,485,600.16x = 29,650,044.24 × 11,696,588.16
  4. Step 4: Simplify right side
    21,485,600.16x = 346,804,356,401,060.19
  5. Step 5: Solve for x
    x = 346,804,356,401,060.19/21,485,600.16
  6. Step 6: Final answer
    x = 16,141,245.94

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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.