Home / 17,118,981.20-23,624,481.89-9,278,742.03

Finding the Fourth Proportional to 17,118,981.20, 23,624,481.89 and 9,278,742.03

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Solution

The fourth proportional to 17,118,981.20, 23,624,481.89 and 9,278,742.03 is: 12,804,820.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,118,981.20 : 23,624,481.89 = 9,278,742.03 : x
  2. Step 2: Convert to fraction form
    17,118,981.20/23,624,481.89 = 9,278,742.03/x
  3. Step 3: Cross multiply
    17,118,981.20x = 23,624,481.89 × 9,278,742.03
  4. Step 4: Simplify right side
    17,118,981.20x = 219,205,473,002,254.06
  5. Step 5: Solve for x
    x = 219,205,473,002,254.06/17,118,981.20
  6. Step 6: Final answer
    x = 12,804,820.01

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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.