Home / 25,166,898.40-37,694,360.40-20,687,922.40

Finding the Fourth Proportional to 25,166,898.40, 37,694,360.40 and 20,687,922.40

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Solution

The fourth proportional to 25,166,898.40, 37,694,360.40 and 20,687,922.40 is: 30,985,860.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,166,898.40 : 37,694,360.40 = 20,687,922.40 : x
  2. Step 2: Convert to fraction form
    25,166,898.40/37,694,360.40 = 20,687,922.40/x
  3. Step 3: Cross multiply
    25,166,898.40x = 37,694,360.40 × 20,687,922.40
  4. Step 4: Simplify right side
    25,166,898.40x = 779,818,002,872,832.88
  5. Step 5: Solve for x
    x = 779,818,002,872,832.88/25,166,898.40
  6. Step 6: Final answer
    x = 30,985,860.49

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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.