Home / 22,990,857.40-34,486,286.10-20,403,004.60

Finding the Fourth Proportional to 22,990,857.40, 34,486,286.10 and 20,403,004.60

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Solution

The fourth proportional to 22,990,857.40, 34,486,286.10 and 20,403,004.60 is: 30,604,506.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,990,857.40 : 34,486,286.10 = 20,403,004.60 : x
  2. Step 2: Convert to fraction form
    22,990,857.40/34,486,286.10 = 20,403,004.60/x
  3. Step 3: Cross multiply
    22,990,857.40x = 34,486,286.10 × 20,403,004.60
  4. Step 4: Simplify right side
    22,990,857.40x = 703,623,853,935,216.12
  5. Step 5: Solve for x
    x = 703,623,853,935,216.12/22,990,857.40
  6. Step 6: Final answer
    x = 30,604,506.90

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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.