Home / 17,739,319.40-26,608,979.10-8,173,381.40

Finding the Fourth Proportional to 17,739,319.40, 26,608,979.10 and 8,173,381.40

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Solution

The fourth proportional to 17,739,319.40, 26,608,979.10 and 8,173,381.40 is: 12,260,072.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,739,319.40 : 26,608,979.10 = 8,173,381.40 : x
  2. Step 2: Convert to fraction form
    17,739,319.40/26,608,979.10 = 8,173,381.40/x
  3. Step 3: Cross multiply
    17,739,319.40x = 26,608,979.10 × 8,173,381.40
  4. Step 4: Simplify right side
    17,739,319.40x = 217,485,334,848,928.75
  5. Step 5: Solve for x
    x = 217,485,334,848,928.75/17,739,319.40
  6. Step 6: Final answer
    x = 12,260,072.10

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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.