Home / 15,529,610.88-21,431,018.88-8,560,536

Finding the Fourth Proportional to 15,529,610.88, 21,431,018.88 and 8,560,536

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Solution

The fourth proportional to 15,529,610.88, 21,431,018.88 and 8,560,536 is: 11,813,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,529,610.88 : 21,431,018.88 = 8,560,536 : x
  2. Step 2: Convert to fraction form
    15,529,610.88/21,431,018.88 = 8,560,536/x
  3. Step 3: Cross multiply
    15,529,610.88x = 21,431,018.88 × 8,560,536
  4. Step 4: Simplify right side
    15,529,610.88x = 183,461,008,638,919.66
  5. Step 5: Solve for x
    x = 183,461,008,638,919.66/15,529,610.88
  6. Step 6: Final answer
    x = 11,813,625.60

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1.5x scale

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.