Home / 9,987,775.21-14,982,098.85-3,164,851.23

Finding the Fourth Proportional to 9,987,775.21, 14,982,098.85 and 3,164,851.23

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Solution

The fourth proportional to 9,987,775.21, 14,982,098.85 and 3,164,851.23 is: 4,747,415.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,987,775.21 : 14,982,098.85 = 3,164,851.23 : x
  2. Step 2: Convert to fraction form
    9,987,775.21/14,982,098.85 = 3,164,851.23/x
  3. Step 3: Cross multiply
    9,987,775.21x = 14,982,098.85 × 3,164,851.23
  4. Step 4: Simplify right side
    9,987,775.21x = 47,416,113,973,404.09
  5. Step 5: Solve for x
    x = 47,416,113,973,404.09/9,987,775.21
  6. Step 6: Final answer
    x = 4,747,415.01

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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.