Home / 40,982,409.20-61,544,472.60-21,850,533.20

Finding the Fourth Proportional to 40,982,409.20, 61,544,472.60 and 21,850,533.20

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Solution

The fourth proportional to 40,982,409.20, 61,544,472.60 and 21,850,533.20 is: 32,813,579.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,982,409.20 : 61,544,472.60 = 21,850,533.20 : x
  2. Step 2: Convert to fraction form
    40,982,409.20/61,544,472.60 = 21,850,533.20/x
  3. Step 3: Cross multiply
    40,982,409.20x = 61,544,472.60 × 21,850,533.20
  4. Step 4: Simplify right side
    40,982,409.20x = 1,344,779,541,822,790.25
  5. Step 5: Solve for x
    x = 1,344,779,541,822,790.25/40,982,409.20
  6. Step 6: Final answer
    x = 32,813,579.49

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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.