Home / 18,323,014.60-27,487,632.30-5,543,417.80

Finding the Fourth Proportional to 18,323,014.60, 27,487,632.30 and 5,543,417.80

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Solution

The fourth proportional to 18,323,014.60, 27,487,632.30 and 5,543,417.80 is: 8,316,067.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,323,014.60 : 27,487,632.30 = 5,543,417.80 : x
  2. Step 2: Convert to fraction form
    18,323,014.60/27,487,632.30 = 5,543,417.80/x
  3. Step 3: Cross multiply
    18,323,014.60x = 27,487,632.30 × 5,543,417.80
  4. Step 4: Simplify right side
    18,323,014.60x = 152,375,430,171,674.94
  5. Step 5: Solve for x
    x = 152,375,430,171,674.94/18,323,014.60
  6. Step 6: Final answer
    x = 8,316,067.72

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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.