Home / 53,927,206.60-80,890,809.90-38,810,662.60

Finding the Fourth Proportional to 53,927,206.60, 80,890,809.90 and 38,810,662.60

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Solution

The fourth proportional to 53,927,206.60, 80,890,809.90 and 38,810,662.60 is: 58,215,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,927,206.60 : 80,890,809.90 = 38,810,662.60 : x
  2. Step 2: Convert to fraction form
    53,927,206.60/80,890,809.90 = 38,810,662.60/x
  3. Step 3: Cross multiply
    53,927,206.60x = 80,890,809.90 × 38,810,662.60
  4. Step 4: Simplify right side
    53,927,206.60x = 3,139,425,930,469,640
  5. Step 5: Solve for x
    x = 3,139,425,930,469,640/53,927,206.60
  6. Step 6: Final answer
    x = 58,215,993.90

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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.