Home / 20,231,030.70-30,346,546.05-6,585,462.90

Finding the Fourth Proportional to 20,231,030.70, 30,346,546.05 and 6,585,462.90

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Solution

The fourth proportional to 20,231,030.70, 30,346,546.05 and 6,585,462.90 is: 9,878,194.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,231,030.70 : 30,346,546.05 = 6,585,462.90 : x
  2. Step 2: Convert to fraction form
    20,231,030.70/30,346,546.05 = 6,585,462.90/x
  3. Step 3: Cross multiply
    20,231,030.70x = 30,346,546.05 × 6,585,462.90
  4. Step 4: Simplify right side
    20,231,030.70x = 199,846,053,155,416.56
  5. Step 5: Solve for x
    x = 199,846,053,155,416.56/20,231,030.70
  6. Step 6: Final answer
    x = 9,878,194.35

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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.