Home / 18,346,324.20-27,519,389.10-4,699,444.20

Finding the Fourth Proportional to 18,346,324.20, 27,519,389.10 and 4,699,444.20

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Solution

The fourth proportional to 18,346,324.20, 27,519,389.10 and 4,699,444.20 is: 7,049,141.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346,324.20 : 27,519,389.10 = 4,699,444.20 : x
  2. Step 2: Convert to fraction form
    18,346,324.20/27,519,389.10 = 4,699,444.20/x
  3. Step 3: Cross multiply
    18,346,324.20x = 27,519,389.10 × 4,699,444.20
  4. Step 4: Simplify right side
    18,346,324.20x = 129,325,833,493,538.23
  5. Step 5: Solve for x
    x = 129,325,833,493,538.23/18,346,324.20
  6. Step 6: Final answer
    x = 7,049,141.40

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Similar ratio
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1.5x scale

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.