Home / 9,163,416.22-12,644,776.91-5,296,187.86

Finding the Fourth Proportional to 9,163,416.22, 12,644,776.91 and 5,296,187.86

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Solution

The fourth proportional to 9,163,416.22, 12,644,776.91 and 5,296,187.86 is: 7,308,313.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163,416.22 : 12,644,776.91 = 5,296,187.86 : x
  2. Step 2: Convert to fraction form
    9,163,416.22/12,644,776.91 = 5,296,187.86/x
  3. Step 3: Cross multiply
    9,163,416.22x = 12,644,776.91 × 5,296,187.86
  4. Step 4: Simplify right side
    9,163,416.22x = 66,969,113,944,778.84
  5. Step 5: Solve for x
    x = 66,969,113,944,778.84/9,163,416.22
  6. Step 6: Final answer
    x = 7,308,313.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.