Home / 35,886,531.20-53,765,644.80-21,839,187.20

Finding the Fourth Proportional to 35,886,531.20, 53,765,644.80 and 21,839,187.20

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Solution

The fourth proportional to 35,886,531.20, 53,765,644.80 and 21,839,187.20 is: 32,719,740.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,886,531.20 : 53,765,644.80 = 21,839,187.20 : x
  2. Step 2: Convert to fraction form
    35,886,531.20/53,765,644.80 = 21,839,187.20/x
  3. Step 3: Cross multiply
    35,886,531.20x = 53,765,644.80 × 21,839,187.20
  4. Step 4: Simplify right side
    35,886,531.20x = 1,174,197,981,715,906.50
  5. Step 5: Solve for x
    x = 1,174,197,981,715,906.50/35,886,531.20
  6. Step 6: Final answer
    x = 32,719,740.32

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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.