Home / 29,105,260.26-43,688,171.56-21,437,563.20

Finding the Fourth Proportional to 29,105,260.26, 43,688,171.56 and 21,437,563.20

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Solution

The fourth proportional to 29,105,260.26, 43,688,171.56 and 21,437,563.20 is: 32,178,648.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,105,260.26 : 43,688,171.56 = 21,437,563.20 : x
  2. Step 2: Convert to fraction form
    29,105,260.26/43,688,171.56 = 21,437,563.20/x
  3. Step 3: Cross multiply
    29,105,260.26x = 43,688,171.56 × 21,437,563.20
  4. Step 4: Simplify right side
    29,105,260.26x = 936,567,938,909,942.62
  5. Step 5: Solve for x
    x = 936,567,938,909,942.62/29,105,260.26
  6. Step 6: Final answer
    x = 32,178,648.48

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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.