Home / 13,573,798.32-20,360,701.26-3,989,176.32

Finding the Fourth Proportional to 13,573,798.32, 20,360,701.26 and 3,989,176.32

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Solution

The fourth proportional to 13,573,798.32, 20,360,701.26 and 3,989,176.32 is: 5,983,765.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,573,798.32 : 20,360,701.26 = 3,989,176.32 : x
  2. Step 2: Convert to fraction form
    13,573,798.32/20,360,701.26 = 3,989,176.32/x
  3. Step 3: Cross multiply
    13,573,798.32x = 20,360,701.26 × 3,989,176.32
  4. Step 4: Simplify right side
    13,573,798.32x = 81,222,427,324,986.17
  5. Step 5: Solve for x
    x = 81,222,427,324,986.17/13,573,798.32
  6. Step 6: Final answer
    x = 5,983,765.59

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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.