Home / 18,352,112.20-27,528,071.10-4,705,232.20

Finding the Fourth Proportional to 18,352,112.20, 27,528,071.10 and 4,705,232.20

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Solution

The fourth proportional to 18,352,112.20, 27,528,071.10 and 4,705,232.20 is: 7,057,823.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,352,112.20 : 27,528,071.10 = 4,705,232.20 : x
  2. Step 2: Convert to fraction form
    18,352,112.20/27,528,071.10 = 4,705,232.20/x
  3. Step 3: Cross multiply
    18,352,112.20x = 27,528,071.10 × 4,705,232.20
  4. Step 4: Simplify right side
    18,352,112.20x = 129,525,966,543,609.44
  5. Step 5: Solve for x
    x = 129,525,966,543,609.44/18,352,112.20
  6. Step 6: Final answer
    x = 7,057,823.38

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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.