Home / 20,673,285.98-31,029,091.50-10,445,334.36

Finding the Fourth Proportional to 20,673,285.98, 31,029,091.50 and 10,445,334.36

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Solution

The fourth proportional to 20,673,285.98, 31,029,091.50 and 10,445,334.36 is: 15,677,683.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,673,285.98 : 31,029,091.50 = 10,445,334.36 : x
  2. Step 2: Convert to fraction form
    20,673,285.98/31,029,091.50 = 10,445,334.36/x
  3. Step 3: Cross multiply
    20,673,285.98x = 31,029,091.50 × 10,445,334.36
  4. Step 4: Simplify right side
    20,673,285.98x = 324,109,235,604,533.94
  5. Step 5: Solve for x
    x = 324,109,235,604,533.94/20,673,285.98
  6. Step 6: Final answer
    x = 15,677,683.56

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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.