Home / 15,237,961.24-21,022,400.14-8,708,087.52

Finding the Fourth Proportional to 15,237,961.24, 21,022,400.14 and 8,708,087.52

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Solution

The fourth proportional to 15,237,961.24, 21,022,400.14 and 8,708,087.52 is: 12,013,739.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,237,961.24 : 21,022,400.14 = 8,708,087.52 : x
  2. Step 2: Convert to fraction form
    15,237,961.24/21,022,400.14 = 8,708,087.52/x
  3. Step 3: Cross multiply
    15,237,961.24x = 21,022,400.14 × 8,708,087.52
  4. Step 4: Simplify right side
    15,237,961.24x = 183,064,900,299,580.25
  5. Step 5: Solve for x
    x = 183,064,900,299,580.25/15,237,961.24
  6. Step 6: Final answer
    x = 12,013,739.73

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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.