Home / 17,689,720.80-26,534,729.74-4,911,221.96

Finding the Fourth Proportional to 17,689,720.80, 26,534,729.74 and 4,911,221.96

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Solution

The fourth proportional to 17,689,720.80, 26,534,729.74 and 4,911,221.96 is: 7,366,874.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,689,720.80 : 26,534,729.74 = 4,911,221.96 : x
  2. Step 2: Convert to fraction form
    17,689,720.80/26,534,729.74 = 4,911,221.96/x
  3. Step 3: Cross multiply
    17,689,720.80x = 26,534,729.74 × 4,911,221.96
  4. Step 4: Simplify right side
    17,689,720.80x = 130,317,947,401,753.08
  5. Step 5: Solve for x
    x = 130,317,947,401,753.08/17,689,720.80
  6. Step 6: Final answer
    x = 7,366,874.18

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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.