Home / 7,406,364.64-11,109,467.76-5,620,217.44

Finding the Fourth Proportional to 7,406,364.64, 11,109,467.76 and 5,620,217.44

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Solution

The fourth proportional to 7,406,364.64, 11,109,467.76 and 5,620,217.44 is: 8,430,266.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406,364.64 : 11,109,467.76 = 5,620,217.44 : x
  2. Step 2: Convert to fraction form
    7,406,364.64/11,109,467.76 = 5,620,217.44/x
  3. Step 3: Cross multiply
    7,406,364.64x = 11,109,467.76 × 5,620,217.44
  4. Step 4: Simplify right side
    7,406,364.64x = 62,437,624,453,869.73
  5. Step 5: Solve for x
    x = 62,437,624,453,869.73/7,406,364.64
  6. Step 6: Final answer
    x = 8,430,266.06

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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.