Home / 39,831,755.02-54,969,518.39-22,190,647.57

Finding the Fourth Proportional to 39,831,755.02, 54,969,518.39 and 22,190,647.57

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Solution

The fourth proportional to 39,831,755.02, 54,969,518.39 and 22,190,647.57 is: 30,624,038.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,831,755.02 : 54,969,518.39 = 22,190,647.57 : x
  2. Step 2: Convert to fraction form
    39,831,755.02/54,969,518.39 = 22,190,647.57/x
  3. Step 3: Cross multiply
    39,831,755.02x = 54,969,518.39 × 22,190,647.57
  4. Step 4: Simplify right side
    39,831,755.02x = 1,219,809,209,685,123.75
  5. Step 5: Solve for x
    x = 1,219,809,209,685,123.75/39,831,755.02
  6. Step 6: Final answer
    x = 30,624,038.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.