Home / 9,342,494.36-12,892,624.40-5,212,279.76

Finding the Fourth Proportional to 9,342,494.36, 12,892,624.40 and 5,212,279.76

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Solution

The fourth proportional to 9,342,494.36, 12,892,624.40 and 5,212,279.76 is: 7,192,936.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,342,494.36 : 12,892,624.40 = 5,212,279.76 : x
  2. Step 2: Convert to fraction form
    9,342,494.36/12,892,624.40 = 5,212,279.76/x
  3. Step 3: Cross multiply
    9,342,494.36x = 12,892,624.40 × 5,212,279.76
  4. Step 4: Simplify right side
    9,342,494.36x = 67,199,965,213,402.14
  5. Step 5: Solve for x
    x = 67,199,965,213,402.14/9,342,494.36
  6. Step 6: Final answer
    x = 7,192,936.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.