Home / 18,455,337.80-27,674,712.30-7,092,009.80

Finding the Fourth Proportional to 18,455,337.80, 27,674,712.30 and 7,092,009.80

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Solution

The fourth proportional to 18,455,337.80, 27,674,712.30 and 7,092,009.80 is: 10,634,827.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455,337.80 : 27,674,712.30 = 7,092,009.80 : x
  2. Step 2: Convert to fraction form
    18,455,337.80/27,674,712.30 = 7,092,009.80/x
  3. Step 3: Cross multiply
    18,455,337.80x = 27,674,712.30 × 7,092,009.80
  4. Step 4: Simplify right side
    18,455,337.80x = 196,269,330,843,780.53
  5. Step 5: Solve for x
    x = 196,269,330,843,780.53/18,455,337.80
  6. Step 6: Final answer
    x = 10,634,827.33

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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.