Home / 20,052,680.76-30,090,397.19-10,830,539.16

Finding the Fourth Proportional to 20,052,680.76, 30,090,397.19 and 10,830,539.16

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Solution

The fourth proportional to 20,052,680.76, 30,090,397.19 and 10,830,539.16 is: 16,251,952.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,052,680.76 : 30,090,397.19 = 10,830,539.16 : x
  2. Step 2: Convert to fraction form
    20,052,680.76/30,090,397.19 = 10,830,539.16/x
  3. Step 3: Cross multiply
    20,052,680.76x = 30,090,397.19 × 10,830,539.16
  4. Step 4: Simplify right side
    20,052,680.76x = 325,895,225,052,096.25
  5. Step 5: Solve for x
    x = 325,895,225,052,096.25/20,052,680.76
  6. Step 6: Final answer
    x = 16,251,952.99

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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.