Home / 13,861,111.92-19,120,654.98-8,059,252.38

Finding the Fourth Proportional to 13,861,111.92, 19,120,654.98 and 8,059,252.38

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Solution

The fourth proportional to 13,861,111.92, 19,120,654.98 and 8,059,252.38 is: 11,117,303.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,861,111.92 : 19,120,654.98 = 8,059,252.38 : x
  2. Step 2: Convert to fraction form
    13,861,111.92/19,120,654.98 = 8,059,252.38/x
  3. Step 3: Cross multiply
    13,861,111.92x = 19,120,654.98 × 8,059,252.38
  4. Step 4: Simplify right side
    13,861,111.92x = 154,098,184,154,723.84
  5. Step 5: Solve for x
    x = 154,098,184,154,723.84/13,861,111.92
  6. Step 6: Final answer
    x = 11,117,303.22

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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.