Home / 8,789,871.06-13,188,595.57-4,745,555.84

Finding the Fourth Proportional to 8,789,871.06, 13,188,595.57 and 4,745,555.84

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Solution

The fourth proportional to 8,789,871.06, 13,188,595.57 and 4,745,555.84 is: 7,120,379.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789,871.06 : 13,188,595.57 = 4,745,555.84 : x
  2. Step 2: Convert to fraction form
    8,789,871.06/13,188,595.57 = 4,745,555.84/x
  3. Step 3: Cross multiply
    8,789,871.06x = 13,188,595.57 × 4,745,555.84
  4. Step 4: Simplify right side
    8,789,871.06x = 62,587,216,749,719.23
  5. Step 5: Solve for x
    x = 62,587,216,749,719.23/8,789,871.06
  6. Step 6: Final answer
    x = 7,120,379.39

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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.