Home / 20,299,277.60-30,454,535.16-9,372,810.56

Finding the Fourth Proportional to 20,299,277.60, 30,454,535.16 and 9,372,810.56

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Solution

The fourth proportional to 20,299,277.60, 30,454,535.16 and 9,372,810.56 is: 14,061,810.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,299,277.60 : 30,454,535.16 = 9,372,810.56 : x
  2. Step 2: Convert to fraction form
    20,299,277.60/30,454,535.16 = 9,372,810.56/x
  3. Step 3: Cross multiply
    20,299,277.60x = 30,454,535.16 × 9,372,810.56
  4. Step 4: Simplify right side
    20,299,277.60x = 285,444,588,747,539.31
  5. Step 5: Solve for x
    x = 285,444,588,747,539.31/20,299,277.60
  6. Step 6: Final answer
    x = 14,061,810.20

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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.