Home / 61,157,422-84,396,150.76-33,279,181.48

Finding the Fourth Proportional to 61,157,422, 84,396,150.76 and 33,279,181.48

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Solution

The fourth proportional to 61,157,422, 84,396,150.76 and 33,279,181.48 is: 45,924,676.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,157,422 : 84,396,150.76 = 33,279,181.48 : x
  2. Step 2: Convert to fraction form
    61,157,422/84,396,150.76 = 33,279,181.48/x
  3. Step 3: Cross multiply
    61,157,422x = 84,396,150.76 × 33,279,181.48
  4. Step 4: Simplify right side
    61,157,422x = 2,808,634,817,355,480
  5. Step 5: Solve for x
    x = 2,808,634,817,355,480/61,157,422
  6. Step 6: Final answer
    x = 45,924,676.44

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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.