Home / 66,324,355.50-99,504,989.60-28,936,242.76

Finding the Fourth Proportional to 66,324,355.50, 99,504,989.60 and 28,936,242.76

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Solution

The fourth proportional to 66,324,355.50, 99,504,989.60 and 28,936,242.76 is: 43,412,416.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,324,355.50 : 99,504,989.60 = 28,936,242.76 : x
  2. Step 2: Convert to fraction form
    66,324,355.50/99,504,989.60 = 28,936,242.76/x
  3. Step 3: Cross multiply
    66,324,355.50x = 99,504,989.60 × 28,936,242.76
  4. Step 4: Simplify right side
    66,324,355.50x = 2,879,300,534,896,875.50
  5. Step 5: Solve for x
    x = 2,879,300,534,896,875.50/66,324,355.50
  6. Step 6: Final answer
    x = 43,412,416.35

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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.