Home / 30,131,590.32-41,579,828.88-16,380,434.16

Finding the Fourth Proportional to 30,131,590.32, 41,579,828.88 and 16,380,434.16

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Solution

The fourth proportional to 30,131,590.32, 41,579,828.88 and 16,380,434.16 is: 22,604,039.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,131,590.32 : 41,579,828.88 = 16,380,434.16 : x
  2. Step 2: Convert to fraction form
    30,131,590.32/41,579,828.88 = 16,380,434.16/x
  3. Step 3: Cross multiply
    30,131,590.32x = 41,579,828.88 × 16,380,434.16
  4. Step 4: Simplify right side
    30,131,590.32x = 681,095,649,352,906.62
  5. Step 5: Solve for x
    x = 681,095,649,352,906.62/30,131,590.32
  6. Step 6: Final answer
    x = 22,604,039.22

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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.