Home / 56,485,118.11-84,694,755.62-21,901,117.03

Finding the Fourth Proportional to 56,485,118.11, 84,694,755.62 and 21,901,117.03

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Solution

The fourth proportional to 56,485,118.11, 84,694,755.62 and 21,901,117.03 is: 32,838,910.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,485,118.11 : 84,694,755.62 = 21,901,117.03 : x
  2. Step 2: Convert to fraction form
    56,485,118.11/84,694,755.62 = 21,901,117.03/x
  3. Step 3: Cross multiply
    56,485,118.11x = 84,694,755.62 × 21,901,117.03
  4. Step 4: Simplify right side
    56,485,118.11x = 1,854,909,754,821,491.50
  5. Step 5: Solve for x
    x = 1,854,909,754,821,491.50/56,485,118.11
  6. Step 6: Final answer
    x = 32,838,910.80

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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.