Home / 11,558,900.76-17,343,731.16-5,173,473.12

Finding the Fourth Proportional to 11,558,900.76, 17,343,731.16 and 5,173,473.12

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Solution

The fourth proportional to 11,558,900.76, 17,343,731.16 and 5,173,473.12 is: 7,762,617.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,558,900.76 : 17,343,731.16 = 5,173,473.12 : x
  2. Step 2: Convert to fraction form
    11,558,900.76/17,343,731.16 = 5,173,473.12/x
  3. Step 3: Cross multiply
    11,558,900.76x = 17,343,731.16 × 5,173,473.12
  4. Step 4: Simplify right side
    11,558,900.76x = 89,727,326,956,766.42
  5. Step 5: Solve for x
    x = 89,727,326,956,766.42/11,558,900.76
  6. Step 6: Final answer
    x = 7,762,617.64

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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.