Home / 13,345,296.21-20,019,499.52-4,829,643.09

Finding the Fourth Proportional to 13,345,296.21, 20,019,499.52 and 4,829,643.09

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Solution

The fourth proportional to 13,345,296.21, 20,019,499.52 and 4,829,643.09 is: 7,245,027.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,345,296.21 : 20,019,499.52 = 4,829,643.09 : x
  2. Step 2: Convert to fraction form
    13,345,296.21/20,019,499.52 = 4,829,643.09/x
  3. Step 3: Cross multiply
    13,345,296.21x = 20,019,499.52 × 4,829,643.09
  4. Step 4: Simplify right side
    13,345,296.21x = 96,687,037,497,878.09
  5. Step 5: Solve for x
    x = 96,687,037,497,878.09/13,345,296.21
  6. Step 6: Final answer
    x = 7,245,027.46

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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.