Home / 8,887,609.34-12,265,898.31-5,020,379.58

Finding the Fourth Proportional to 8,887,609.34, 12,265,898.31 and 5,020,379.58

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Solution

The fourth proportional to 8,887,609.34, 12,265,898.31 and 5,020,379.58 is: 6,928,687.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887,609.34 : 12,265,898.31 = 5,020,379.58 : x
  2. Step 2: Convert to fraction form
    8,887,609.34/12,265,898.31 = 5,020,379.58/x
  3. Step 3: Cross multiply
    8,887,609.34x = 12,265,898.31 × 5,020,379.58
  4. Step 4: Simplify right side
    8,887,609.34x = 61,579,465,405,880.52
  5. Step 5: Solve for x
    x = 61,579,465,405,880.52/8,887,609.34
  6. Step 6: Final answer
    x = 6,928,687.24

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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.