Home / 56,087,901.20-84,116,105.40-17,761,163.60

Finding the Fourth Proportional to 56,087,901.20, 84,116,105.40 and 17,761,163.60

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Solution

The fourth proportional to 56,087,901.20, 84,116,105.40 and 17,761,163.60 is: 26,636,759.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,087,901.20 : 84,116,105.40 = 17,761,163.60 : x
  2. Step 2: Convert to fraction form
    56,087,901.20/84,116,105.40 = 17,761,163.60/x
  3. Step 3: Cross multiply
    56,087,901.20x = 84,116,105.40 × 17,761,163.60
  4. Step 4: Simplify right side
    56,087,901.20x = 1,493,999,909,404,243.75
  5. Step 5: Solve for x
    x = 1,493,999,909,404,243.75/56,087,901.20
  6. Step 6: Final answer
    x = 26,636,759.04

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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.