Home / 57,650,530.02-86,476,797.36-21,240,178.62

Finding the Fourth Proportional to 57,650,530.02, 86,476,797.36 and 21,240,178.62

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Solution

The fourth proportional to 57,650,530.02, 86,476,797.36 and 21,240,178.62 is: 31,860,637.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,650,530.02 : 86,476,797.36 = 21,240,178.62 : x
  2. Step 2: Convert to fraction form
    57,650,530.02/86,476,797.36 = 21,240,178.62/x
  3. Step 3: Cross multiply
    57,650,530.02x = 86,476,797.36 × 21,240,178.62
  4. Step 4: Simplify right side
    57,650,530.02x = 1,836,782,622,411,944.50
  5. Step 5: Solve for x
    x = 1,836,782,622,411,944.50/57,650,530.02
  6. Step 6: Final answer
    x = 31,860,637.22

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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.