Home / 39,947,299.44-59,938,211.54-21,481,661.72

Finding the Fourth Proportional to 39,947,299.44, 59,938,211.54 and 21,481,661.72

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Solution

The fourth proportional to 39,947,299.44, 59,938,211.54 and 21,481,661.72 is: 32,231,775.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,947,299.44 : 59,938,211.54 = 21,481,661.72 : x
  2. Step 2: Convert to fraction form
    39,947,299.44/59,938,211.54 = 21,481,661.72/x
  3. Step 3: Cross multiply
    39,947,299.44x = 59,938,211.54 × 21,481,661.72
  4. Step 4: Simplify right side
    39,947,299.44x = 1,287,572,383,996,980.75
  5. Step 5: Solve for x
    x = 1,287,572,383,996,980.75/39,947,299.44
  6. Step 6: Final answer
    x = 32,231,775.42

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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.