Home / 57,958,820.70-86,938,231.05-31,084,964.70

Finding the Fourth Proportional to 57,958,820.70, 86,938,231.05 and 31,084,964.70

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Solution

The fourth proportional to 57,958,820.70, 86,938,231.05 and 31,084,964.70 is: 46,627,447.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,958,820.70 : 86,938,231.05 = 31,084,964.70 : x
  2. Step 2: Convert to fraction form
    57,958,820.70/86,938,231.05 = 31,084,964.70/x
  3. Step 3: Cross multiply
    57,958,820.70x = 86,938,231.05 × 31,084,964.70
  4. Step 4: Simplify right side
    57,958,820.70x = 2,702,471,843,269,694
  5. Step 5: Solve for x
    x = 2,702,471,843,269,694/57,958,820.70
  6. Step 6: Final answer
    x = 46,627,447.05

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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.