Home / 20,694,848-31,047,080.02-7,048,112.90

Finding the Fourth Proportional to 20,694,848, 31,047,080.02 and 7,048,112.90

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Solution

The fourth proportional to 20,694,848, 31,047,080.02 and 7,048,112.90 is: 10,573,806.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,694,848 : 31,047,080.02 = 7,048,112.90 : x
  2. Step 2: Convert to fraction form
    20,694,848/31,047,080.02 = 7,048,112.90/x
  3. Step 3: Cross multiply
    20,694,848x = 31,047,080.02 × 7,048,112.90
  4. Step 4: Simplify right side
    20,694,848x = 218,823,325,196,294.28
  5. Step 5: Solve for x
    x = 218,823,325,196,294.28/20,694,848
  6. Step 6: Final answer
    x = 10,573,806.83

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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.