Home / 30,271,157.49-41,773,614.39-16,520,220.03

Finding the Fourth Proportional to 30,271,157.49, 41,773,614.39 and 16,520,220.03

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Solution

The fourth proportional to 30,271,157.49, 41,773,614.39 and 16,520,220.03 is: 22,797,585.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,271,157.49 : 41,773,614.39 = 16,520,220.03 : x
  2. Step 2: Convert to fraction form
    30,271,157.49/41,773,614.39 = 16,520,220.03/x
  3. Step 3: Cross multiply
    30,271,157.49x = 41,773,614.39 × 16,520,220.03
  4. Step 4: Simplify right side
    30,271,157.49x = 690,109,301,171,174.25
  5. Step 5: Solve for x
    x = 690,109,301,171,174.25/30,271,157.49
  6. Step 6: Final answer
    x = 22,797,585.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.