Home / 33,990,430.32-46,906,799.76-18,520,516.80

Finding the Fourth Proportional to 33,990,430.32, 46,906,799.76 and 18,520,516.80

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Solution

The fourth proportional to 33,990,430.32, 46,906,799.76 and 18,520,516.80 is: 25,558,316.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,990,430.32 : 46,906,799.76 = 18,520,516.80 : x
  2. Step 2: Convert to fraction form
    33,990,430.32/46,906,799.76 = 18,520,516.80/x
  3. Step 3: Cross multiply
    33,990,430.32x = 46,906,799.76 × 18,520,516.80
  4. Step 4: Simplify right side
    33,990,430.32x = 868,738,172,989,316
  5. Step 5: Solve for x
    x = 868,738,172,989,316/33,990,430.32
  6. Step 6: Final answer
    x = 25,558,316.41

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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.