Home / 29,078,861.22-40,128,696.54-16,026,091.92

Finding the Fourth Proportional to 29,078,861.22, 40,128,696.54 and 16,026,091.92

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Solution

The fourth proportional to 29,078,861.22, 40,128,696.54 and 16,026,091.92 is: 22,115,934.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,078,861.22 : 40,128,696.54 = 16,026,091.92 : x
  2. Step 2: Convert to fraction form
    29,078,861.22/40,128,696.54 = 16,026,091.92/x
  3. Step 3: Cross multiply
    29,078,861.22x = 40,128,696.54 × 16,026,091.92
  4. Step 4: Simplify right side
    29,078,861.22x = 643,106,179,379,826
  5. Step 5: Solve for x
    x = 643,106,179,379,826/29,078,861.22
  6. Step 6: Final answer
    x = 22,115,934.13

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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.