Home / 18,506,495.43-27,765,550.44-11,129,034.06

Finding the Fourth Proportional to 18,506,495.43, 27,765,550.44 and 11,129,034.06

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Solution

The fourth proportional to 18,506,495.43, 27,765,550.44 and 11,129,034.06 is: 16,697,043.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,506,495.43 : 27,765,550.44 = 11,129,034.06 : x
  2. Step 2: Convert to fraction form
    18,506,495.43/27,765,550.44 = 11,129,034.06/x
  3. Step 3: Cross multiply
    18,506,495.43x = 27,765,550.44 × 11,129,034.06
  4. Step 4: Simplify right side
    18,506,495.43x = 309,003,756,541,408
  5. Step 5: Solve for x
    x = 309,003,756,541,408/18,506,495.43
  6. Step 6: Final answer
    x = 16,697,043.35

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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.