Home / 14,435,340.72-21,657,845.16-4,720,401.60

Finding the Fourth Proportional to 14,435,340.72, 21,657,845.16 and 4,720,401.60

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Solution

The fourth proportional to 14,435,340.72, 21,657,845.16 and 4,720,401.60 is: 7,082,183.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,435,340.72 : 21,657,845.16 = 4,720,401.60 : x
  2. Step 2: Convert to fraction form
    14,435,340.72/21,657,845.16 = 4,720,401.60/x
  3. Step 3: Cross multiply
    14,435,340.72x = 21,657,845.16 × 4,720,401.60
  4. Step 4: Simplify right side
    14,435,340.72x = 102,233,726,945,816.25
  5. Step 5: Solve for x
    x = 102,233,726,945,816.25/14,435,340.72
  6. Step 6: Final answer
    x = 7,082,183.16

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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.