Home / 14,104,820.66-21,157,235.42-9,311,388.93

Finding the Fourth Proportional to 14,104,820.66, 21,157,235.42 and 9,311,388.93

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Solution

The fourth proportional to 14,104,820.66, 21,157,235.42 and 9,311,388.93 is: 13,967,086.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,104,820.66 : 21,157,235.42 = 9,311,388.93 : x
  2. Step 2: Convert to fraction form
    14,104,820.66/21,157,235.42 = 9,311,388.93/x
  3. Step 3: Cross multiply
    14,104,820.66x = 21,157,235.42 × 9,311,388.93
  4. Step 4: Simplify right side
    14,104,820.66x = 197,003,247,632,634.94
  5. Step 5: Solve for x
    x = 197,003,247,632,634.94/14,104,820.66
  6. Step 6: Final answer
    x = 13,967,086.32

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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.