Home / 13,080,336.40-19,607,315.03-8,226,111.97

Finding the Fourth Proportional to 13,080,336.40, 19,607,315.03 and 8,226,111.97

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Solution

The fourth proportional to 13,080,336.40, 19,607,315.03 and 8,226,111.97 is: 12,330,873.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,080,336.40 : 19,607,315.03 = 8,226,111.97 : x
  2. Step 2: Convert to fraction form
    13,080,336.40/19,607,315.03 = 8,226,111.97/x
  3. Step 3: Cross multiply
    13,080,336.40x = 19,607,315.03 × 8,226,111.97
  4. Step 4: Simplify right side
    13,080,336.40x = 161,291,968,728,676.75
  5. Step 5: Solve for x
    x = 161,291,968,728,676.75/13,080,336.40
  6. Step 6: Final answer
    x = 12,330,873.14

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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.