Home / 12,057,042.96-18,084,832.20-4,276,342.80

Finding the Fourth Proportional to 12,057,042.96, 18,084,832.20 and 4,276,342.80

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Solution

The fourth proportional to 12,057,042.96, 18,084,832.20 and 4,276,342.80 is: 6,414,254.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,057,042.96 : 18,084,832.20 = 4,276,342.80 : x
  2. Step 2: Convert to fraction form
    12,057,042.96/18,084,832.20 = 4,276,342.80/x
  3. Step 3: Cross multiply
    12,057,042.96x = 18,084,832.20 × 4,276,342.80
  4. Step 4: Simplify right side
    12,057,042.96x = 77,336,941,967,678.16
  5. Step 5: Solve for x
    x = 77,336,941,967,678.16/12,057,042.96
  6. Step 6: Final answer
    x = 6,414,254.49

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1.5x scale

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.