Home / 8,452,819.80-12,656,834.46-4,455,333.72

Finding the Fourth Proportional to 8,452,819.80, 12,656,834.46 and 4,455,333.72

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Solution

The fourth proportional to 8,452,819.80, 12,656,834.46 and 4,455,333.72 is: 6,671,196.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,452,819.80 : 12,656,834.46 = 4,455,333.72 : x
  2. Step 2: Convert to fraction form
    8,452,819.80/12,656,834.46 = 4,455,333.72/x
  3. Step 3: Cross multiply
    8,452,819.80x = 12,656,834.46 × 4,455,333.72
  4. Step 4: Simplify right side
    8,452,819.80x = 56,390,421,358,095.99
  5. Step 5: Solve for x
    x = 56,390,421,358,095.99/8,452,819.80
  6. Step 6: Final answer
    x = 6,671,196.44

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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.