Home / 8,679,516.48-13,017,495.20-3,286,306.24

Finding the Fourth Proportional to 8,679,516.48, 13,017,495.20 and 3,286,306.24

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Solution

The fourth proportional to 8,679,516.48, 13,017,495.20 and 3,286,306.24 is: 4,928,785.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,679,516.48 : 13,017,495.20 = 3,286,306.24 : x
  2. Step 2: Convert to fraction form
    8,679,516.48/13,017,495.20 = 3,286,306.24/x
  3. Step 3: Cross multiply
    8,679,516.48x = 13,017,495.20 × 3,286,306.24
  4. Step 4: Simplify right side
    8,679,516.48x = 42,779,475,704,930.05
  5. Step 5: Solve for x
    x = 42,779,475,704,930.05/8,679,516.48
  6. Step 6: Final answer
    x = 4,928,785.58

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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.