Home / 8,514,815.04-12,773,907.78-3,123,512.55

Finding the Fourth Proportional to 8,514,815.04, 12,773,907.78 and 3,123,512.55

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Solution

The fourth proportional to 8,514,815.04, 12,773,907.78 and 3,123,512.55 is: 4,685,887.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514,815.04 : 12,773,907.78 = 3,123,512.55 : x
  2. Step 2: Convert to fraction form
    8,514,815.04/12,773,907.78 = 3,123,512.55/x
  3. Step 3: Cross multiply
    8,514,815.04x = 12,773,907.78 × 3,123,512.55
  4. Step 4: Simplify right side
    8,514,815.04x = 39,899,461,263,372.63
  5. Step 5: Solve for x
    x = 39,899,461,263,372.63/8,514,815.04
  6. Step 6: Final answer
    x = 4,685,887.02

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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.