Home / 17,381,098.60-26,080,979.10-7,284,740.20

Finding the Fourth Proportional to 17,381,098.60, 26,080,979.10 and 7,284,740.20

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Solution

The fourth proportional to 17,381,098.60, 26,080,979.10 and 7,284,740.20 is: 10,931,021.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,381,098.60 : 26,080,979.10 = 7,284,740.20 : x
  2. Step 2: Convert to fraction form
    17,381,098.60/26,080,979.10 = 7,284,740.20/x
  3. Step 3: Cross multiply
    17,381,098.60x = 26,080,979.10 × 7,284,740.20
  4. Step 4: Simplify right side
    17,381,098.60x = 189,993,156,905,129.84
  5. Step 5: Solve for x
    x = 189,993,156,905,129.84/17,381,098.60
  6. Step 6: Final answer
    x = 10,931,021.18

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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.