Home / 8,664,739.86-12,992,899.41-4,344,935.34

Finding the Fourth Proportional to 8,664,739.86, 12,992,899.41 and 4,344,935.34

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Solution

The fourth proportional to 8,664,739.86, 12,992,899.41 and 4,344,935.34 is: 6,515,291.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664,739.86 : 12,992,899.41 = 4,344,935.34 : x
  2. Step 2: Convert to fraction form
    8,664,739.86/12,992,899.41 = 4,344,935.34/x
  3. Step 3: Cross multiply
    8,664,739.86x = 12,992,899.41 × 4,344,935.34
  4. Step 4: Simplify right side
    8,664,739.86x = 56,453,307,815,574.15
  5. Step 5: Solve for x
    x = 56,453,307,815,574.15/8,664,739.86
  6. Step 6: Final answer
    x = 6,515,291.71

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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.