Home / 20,098,615.91-27,727,194.96-12,359,085.35

Finding the Fourth Proportional to 20,098,615.91, 27,727,194.96 and 12,359,085.35

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Solution

The fourth proportional to 20,098,615.91, 27,727,194.96 and 12,359,085.35 is: 17,050,068.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,098,615.91 : 27,727,194.96 = 12,359,085.35 : x
  2. Step 2: Convert to fraction form
    20,098,615.91/27,727,194.96 = 12,359,085.35/x
  3. Step 3: Cross multiply
    20,098,615.91x = 27,727,194.96 × 12,359,085.35
  4. Step 4: Simplify right side
    20,098,615.91x = 342,682,768,888,093.88
  5. Step 5: Solve for x
    x = 342,682,768,888,093.88/20,098,615.91
  6. Step 6: Final answer
    x = 17,050,068.05

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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.