Home / 7,317,389.70-10,971,829.98-2,768,789.87

Finding the Fourth Proportional to 7,317,389.70, 10,971,829.98 and 2,768,789.87

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Solution

The fourth proportional to 7,317,389.70, 10,971,829.98 and 2,768,789.87 is: 4,151,574.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317,389.70 : 10,971,829.98 = 2,768,789.87 : x
  2. Step 2: Convert to fraction form
    7,317,389.70/10,971,829.98 = 2,768,789.87/x
  3. Step 3: Cross multiply
    7,317,389.70x = 10,971,829.98 × 2,768,789.87
  4. Step 4: Simplify right side
    7,317,389.70x = 30,378,691,733,710.52
  5. Step 5: Solve for x
    x = 30,378,691,733,710.52/7,317,389.70
  6. Step 6: Final answer
    x = 4,151,574.94

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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.