Home / 18,923,054.80-26,114,353.68-10,663,193.20

Finding the Fourth Proportional to 18,923,054.80, 26,114,353.68 and 10,663,193.20

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Solution

The fourth proportional to 18,923,054.80, 26,114,353.68 and 10,663,193.20 is: 14,715,509.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,923,054.80 : 26,114,353.68 = 10,663,193.20 : x
  2. Step 2: Convert to fraction form
    18,923,054.80/26,114,353.68 = 10,663,193.20/x
  3. Step 3: Cross multiply
    18,923,054.80x = 26,114,353.68 × 10,663,193.20
  4. Step 4: Simplify right side
    18,923,054.80x = 278,462,398,582,970.97
  5. Step 5: Solve for x
    x = 278,462,398,582,970.97/18,923,054.80
  6. Step 6: Final answer
    x = 14,715,509.81

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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.