Home / 9,361,782.99-12,919,308.30-5,231,883.06

Finding the Fourth Proportional to 9,361,782.99, 12,919,308.30 and 5,231,883.06

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Solution

The fourth proportional to 9,361,782.99, 12,919,308.30 and 5,231,883.06 is: 7,220,025.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361,782.99 : 12,919,308.30 = 5,231,883.06 : x
  2. Step 2: Convert to fraction form
    9,361,782.99/12,919,308.30 = 5,231,883.06/x
  3. Step 3: Cross multiply
    9,361,782.99x = 12,919,308.30 × 5,231,883.06
  4. Step 4: Simplify right side
    9,361,782.99x = 67,592,310,241,687.40
  5. Step 5: Solve for x
    x = 67,592,310,241,687.40/9,361,782.99
  6. Step 6: Final answer
    x = 7,220,025.32

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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.