Home / 35,584,416.20-53,270,336.10-21,200,079.80

Finding the Fourth Proportional to 35,584,416.20, 53,270,336.10 and 21,200,079.80

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Solution

The fourth proportional to 35,584,416.20, 53,270,336.10 and 21,200,079.80 is: 31,736,796.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,584,416.20 : 53,270,336.10 = 21,200,079.80 : x
  2. Step 2: Convert to fraction form
    35,584,416.20/53,270,336.10 = 21,200,079.80/x
  3. Step 3: Cross multiply
    35,584,416.20x = 53,270,336.10 × 21,200,079.80
  4. Step 4: Simplify right side
    35,584,416.20x = 1,129,335,376,292,820.75
  5. Step 5: Solve for x
    x = 1,129,335,376,292,820.75/35,584,416.20
  6. Step 6: Final answer
    x = 31,736,796.52

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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.