Home / 13,306,672.85-19,956,997.69-6,111,289.49

Finding the Fourth Proportional to 13,306,672.85, 19,956,997.69 and 6,111,289.49

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Solution

The fourth proportional to 13,306,672.85, 19,956,997.69 and 6,111,289.49 is: 9,165,551.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,672.85 : 19,956,997.69 = 6,111,289.49 : x
  2. Step 2: Convert to fraction form
    13,306,672.85/19,956,997.69 = 6,111,289.49/x
  3. Step 3: Cross multiply
    13,306,672.85x = 19,956,997.69 × 6,111,289.49
  4. Step 4: Simplify right side
    13,306,672.85x = 121,962,990,119,788.08
  5. Step 5: Solve for x
    x = 121,962,990,119,788.08/13,306,672.85
  6. Step 6: Final answer
    x = 9,165,551.11

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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.