Home / 13,674,366.46-18,876,436.14-8,520,274.54

Finding the Fourth Proportional to 13,674,366.46, 18,876,436.14 and 8,520,274.54

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Solution

The fourth proportional to 13,674,366.46, 18,876,436.14 and 8,520,274.54 is: 11,761,599.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,674,366.46 : 18,876,436.14 = 8,520,274.54 : x
  2. Step 2: Convert to fraction form
    13,674,366.46/18,876,436.14 = 8,520,274.54/x
  3. Step 3: Cross multiply
    13,674,366.46x = 18,876,436.14 × 8,520,274.54
  4. Step 4: Simplify right side
    13,674,366.46x = 160,832,418,249,577.88
  5. Step 5: Solve for x
    x = 160,832,418,249,577.88/13,674,366.46
  6. Step 6: Final answer
    x = 11,761,599.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.