Home / 18,345,125.37-27,521,009.55-9,224,269.20

Finding the Fourth Proportional to 18,345,125.37, 27,521,009.55 and 9,224,269.20

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Solution

The fourth proportional to 18,345,125.37, 27,521,009.55 and 9,224,269.20 is: 13,838,073.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,345,125.37 : 27,521,009.55 = 9,224,269.20 : x
  2. Step 2: Convert to fraction form
    18,345,125.37/27,521,009.55 = 9,224,269.20/x
  3. Step 3: Cross multiply
    18,345,125.37x = 27,521,009.55 × 9,224,269.20
  4. Step 4: Simplify right side
    18,345,125.37x = 253,861,200,744,970.84
  5. Step 5: Solve for x
    x = 253,861,200,744,970.84/18,345,125.37
  6. Step 6: Final answer
    x = 13,838,073.91

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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.