Home / 8,651,490.10-12,977,235.15-4,172,514.10

Finding the Fourth Proportional to 8,651,490.10, 12,977,235.15 and 4,172,514.10

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Solution

The fourth proportional to 8,651,490.10, 12,977,235.15 and 4,172,514.10 is: 6,258,771.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,651,490.10 : 12,977,235.15 = 4,172,514.10 : x
  2. Step 2: Convert to fraction form
    8,651,490.10/12,977,235.15 = 4,172,514.10/x
  3. Step 3: Cross multiply
    8,651,490.10x = 12,977,235.15 × 4,172,514.10
  4. Step 4: Simplify right side
    8,651,490.10x = 54,147,696,642,390.62
  5. Step 5: Solve for x
    x = 54,147,696,642,390.62/8,651,490.10
  6. Step 6: Final answer
    x = 6,258,771.15

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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.