Home / 38,061,470.86-52,524,879.03-20,657,814.22

Finding the Fourth Proportional to 38,061,470.86, 52,524,879.03 and 20,657,814.22

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Solution

The fourth proportional to 38,061,470.86, 52,524,879.03 and 20,657,814.22 is: 28,507,810.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,061,470.86 : 52,524,879.03 = 20,657,814.22 : x
  2. Step 2: Convert to fraction form
    38,061,470.86/52,524,879.03 = 20,657,814.22/x
  3. Step 3: Cross multiply
    38,061,470.86x = 52,524,879.03 × 20,657,814.22
  4. Step 4: Simplify right side
    38,061,470.86x = 1,085,049,192,929,713.75
  5. Step 5: Solve for x
    x = 1,085,049,192,929,713.75/38,061,470.86
  6. Step 6: Final answer
    x = 28,507,810.35

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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.