Home / 29,123,840.69-43,660,170.86-11,866,553.11

Finding the Fourth Proportional to 29,123,840.69, 43,660,170.86 and 11,866,553.11

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Solution

The fourth proportional to 29,123,840.69, 43,660,170.86 and 11,866,553.11 is: 17,789,402.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,123,840.69 : 43,660,170.86 = 11,866,553.11 : x
  2. Step 2: Convert to fraction form
    29,123,840.69/43,660,170.86 = 11,866,553.11/x
  3. Step 3: Cross multiply
    29,123,840.69x = 43,660,170.86 × 11,866,553.11
  4. Step 4: Simplify right side
    29,123,840.69x = 518,095,736,051,518.31
  5. Step 5: Solve for x
    x = 518,095,736,051,518.31/29,123,840.69
  6. Step 6: Final answer
    x = 17,789,402.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.