Home / 13,868,867.88-20,804,157.18-5,349,093.48

Finding the Fourth Proportional to 13,868,867.88, 20,804,157.18 and 5,349,093.48

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Solution

The fourth proportional to 13,868,867.88, 20,804,157.18 and 5,349,093.48 is: 8,023,970.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,868,867.88 : 20,804,157.18 = 5,349,093.48 : x
  2. Step 2: Convert to fraction form
    13,868,867.88/20,804,157.18 = 5,349,093.48/x
  3. Step 3: Cross multiply
    13,868,867.88x = 20,804,157.18 × 5,349,093.48
  4. Step 4: Simplify right side
    13,868,867.88x = 111,283,381,528,433.19
  5. Step 5: Solve for x
    x = 111,283,381,528,433.19/13,868,867.88
  6. Step 6: Final answer
    x = 8,023,970.12

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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.