Home / 18,445,125.60-27,667,688.40-8,858,192.40

Finding the Fourth Proportional to 18,445,125.60, 27,667,688.40 and 8,858,192.40

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Solution

The fourth proportional to 18,445,125.60, 27,667,688.40 and 8,858,192.40 is: 13,287,288.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445,125.60 : 27,667,688.40 = 8,858,192.40 : x
  2. Step 2: Convert to fraction form
    18,445,125.60/27,667,688.40 = 8,858,192.40/x
  3. Step 3: Cross multiply
    18,445,125.60x = 27,667,688.40 × 8,858,192.40
  4. Step 4: Simplify right side
    18,445,125.60x = 245,085,707,110,448.16
  5. Step 5: Solve for x
    x = 245,085,707,110,448.16/18,445,125.60
  6. Step 6: Final answer
    x = 13,287,288.60

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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.