Home / 57,692,199.84-86,538,504.22-13,972,987.68

Finding the Fourth Proportional to 57,692,199.84, 86,538,504.22 and 13,972,987.68

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Solution

The fourth proportional to 57,692,199.84, 86,538,504.22 and 13,972,987.68 is: 20,959,531.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,692,199.84 : 86,538,504.22 = 13,972,987.68 : x
  2. Step 2: Convert to fraction form
    57,692,199.84/86,538,504.22 = 13,972,987.68/x
  3. Step 3: Cross multiply
    57,692,199.84x = 86,538,504.22 × 13,972,987.68
  4. Step 4: Simplify right side
    57,692,199.84x = 1,209,201,453,311,688
  5. Step 5: Solve for x
    x = 1,209,201,453,311,688/57,692,199.84
  6. Step 6: Final answer
    x = 20,959,531.04

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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.