Home / 56,639,891.82-78,169,094.37-33,125,617.74

Finding the Fourth Proportional to 56,639,891.82, 78,169,094.37 and 33,125,617.74

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Solution

The fourth proportional to 56,639,891.82, 78,169,094.37 and 33,125,617.74 is: 45,716,887.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,639,891.82 : 78,169,094.37 = 33,125,617.74 : x
  2. Step 2: Convert to fraction form
    56,639,891.82/78,169,094.37 = 33,125,617.74/x
  3. Step 3: Cross multiply
    56,639,891.82x = 78,169,094.37 × 33,125,617.74
  4. Step 4: Simplify right side
    56,639,891.82x = 2,589,399,539,182,606
  5. Step 5: Solve for x
    x = 2,589,399,539,182,606/56,639,891.82
  6. Step 6: Final answer
    x = 45,716,887.09

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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.