Home / 8,143,550.01-12,215,314.67-2,078,281.85

Finding the Fourth Proportional to 8,143,550.01, 12,215,314.67 and 2,078,281.85

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Solution

The fourth proportional to 8,143,550.01, 12,215,314.67 and 2,078,281.85 is: 3,117,420.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143,550.01 : 12,215,314.67 = 2,078,281.85 : x
  2. Step 2: Convert to fraction form
    8,143,550.01/12,215,314.67 = 2,078,281.85/x
  3. Step 3: Cross multiply
    8,143,550.01x = 12,215,314.67 × 2,078,281.85
  4. Step 4: Simplify right side
    8,143,550.01x = 25,386,866,699,231.75
  5. Step 5: Solve for x
    x = 25,386,866,699,231.75/8,143,550.01
  6. Step 6: Final answer
    x = 3,117,420.13

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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.