Home / 18,367,946.57-27,555,905.67-5,588,119.13

Finding the Fourth Proportional to 18,367,946.57, 27,555,905.67 and 5,588,119.13

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Solution

The fourth proportional to 18,367,946.57, 27,555,905.67 and 5,588,119.13 is: 8,383,391.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,367,946.57 : 27,555,905.67 = 5,588,119.13 : x
  2. Step 2: Convert to fraction form
    18,367,946.57/27,555,905.67 = 5,588,119.13/x
  3. Step 3: Cross multiply
    18,367,946.57x = 27,555,905.67 × 5,588,119.13
  4. Step 4: Simplify right side
    18,367,946.57x = 153,985,683,460,267.50
  5. Step 5: Solve for x
    x = 153,985,683,460,267.50/18,367,946.57
  6. Step 6: Final answer
    x = 8,383,391.30

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Double scale
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1.5x scale

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.