Home / 8,399,557.16-12,601,173.24-2,720,355.56

Finding the Fourth Proportional to 8,399,557.16, 12,601,173.24 and 2,720,355.56

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Solution

The fourth proportional to 8,399,557.16, 12,601,173.24 and 2,720,355.56 is: 4,081,128.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,399,557.16 : 12,601,173.24 = 2,720,355.56 : x
  2. Step 2: Convert to fraction form
    8,399,557.16/12,601,173.24 = 2,720,355.56/x
  3. Step 3: Cross multiply
    8,399,557.16x = 12,601,173.24 × 2,720,355.56
  4. Step 4: Simplify right side
    8,399,557.16x = 34,279,671,685,957.21
  5. Step 5: Solve for x
    x = 34,279,671,685,957.21/8,399,557.16
  6. Step 6: Final answer
    x = 4,081,128.45

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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.