Home / 39,962,244.60-55,148,063.76-21,627,528.48

Finding the Fourth Proportional to 39,962,244.60, 55,148,063.76 and 21,627,528.48

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Solution

The fourth proportional to 39,962,244.60, 55,148,063.76 and 21,627,528.48 is: 29,846,079.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,962,244.60 : 55,148,063.76 = 21,627,528.48 : x
  2. Step 2: Convert to fraction form
    39,962,244.60/55,148,063.76 = 21,627,528.48/x
  3. Step 3: Cross multiply
    39,962,244.60x = 55,148,063.76 × 21,627,528.48
  4. Step 4: Simplify right side
    39,962,244.60x = 1,192,716,319,586,255.75
  5. Step 5: Solve for x
    x = 1,192,716,319,586,255.75/39,962,244.60
  6. Step 6: Final answer
    x = 29,846,079.26

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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.