Home / 13,573,799.82-20,360,703.51-3,989,177.82

Finding the Fourth Proportional to 13,573,799.82, 20,360,703.51 and 3,989,177.82

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Solution

The fourth proportional to 13,573,799.82, 20,360,703.51 and 3,989,177.82 is: 5,983,767.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,573,799.82 : 20,360,703.51 = 3,989,177.82 : x
  2. Step 2: Convert to fraction form
    13,573,799.82/20,360,703.51 = 3,989,177.82/x
  3. Step 3: Cross multiply
    13,573,799.82x = 20,360,703.51 × 3,989,177.82
  4. Step 4: Simplify right side
    13,573,799.82x = 81,222,466,841,688.16
  5. Step 5: Solve for x
    x = 81,222,466,841,688.16/13,573,799.82
  6. Step 6: Final answer
    x = 5,983,767.84

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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.