Home / 18,133,319.60-27,176,359.80-7,341,786.80

Finding the Fourth Proportional to 18,133,319.60, 27,176,359.80 and 7,341,786.80

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Solution

The fourth proportional to 18,133,319.60, 27,176,359.80 and 7,341,786.80 is: 11,003,117.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,133,319.60 : 27,176,359.80 = 7,341,786.80 : x
  2. Step 2: Convert to fraction form
    18,133,319.60/27,176,359.80 = 7,341,786.80/x
  3. Step 3: Cross multiply
    18,133,319.60x = 27,176,359.80 × 7,341,786.80
  4. Step 4: Simplify right side
    18,133,319.60x = 199,523,039,651,690.62
  5. Step 5: Solve for x
    x = 199,523,039,651,690.62/18,133,319.60
  6. Step 6: Final answer
    x = 11,003,117.14

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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.