Home / 52,832,724.90-79,256,961.72-18,751,216.74

Finding the Fourth Proportional to 52,832,724.90, 79,256,961.72 and 18,751,216.74

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Solution

The fourth proportional to 52,832,724.90, 79,256,961.72 and 18,751,216.74 is: 28,129,619.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,832,724.90 : 79,256,961.72 = 18,751,216.74 : x
  2. Step 2: Convert to fraction form
    52,832,724.90/79,256,961.72 = 18,751,216.74/x
  3. Step 3: Cross multiply
    52,832,724.90x = 79,256,961.72 × 18,751,216.74
  4. Step 4: Simplify right side
    52,832,724.90x = 1,486,164,467,365,603
  5. Step 5: Solve for x
    x = 1,486,164,467,365,603/52,832,724.90
  6. Step 6: Final answer
    x = 28,129,619.86

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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.