Home / 17,739,343.40-26,609,015.10-8,173,405.40

Finding the Fourth Proportional to 17,739,343.40, 26,609,015.10 and 8,173,405.40

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Solution

The fourth proportional to 17,739,343.40, 26,609,015.10 and 8,173,405.40 is: 12,260,108.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,739,343.40 : 26,609,015.10 = 8,173,405.40 : x
  2. Step 2: Convert to fraction form
    17,739,343.40/26,609,015.10 = 8,173,405.40/x
  3. Step 3: Cross multiply
    17,739,343.40x = 26,609,015.10 × 8,173,405.40
  4. Step 4: Simplify right side
    17,739,343.40x = 217,486,267,707,021.56
  5. Step 5: Solve for x
    x = 217,486,267,707,021.56/17,739,343.40
  6. Step 6: Final answer
    x = 12,260,108.10

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Double scale
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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.