Home / 15,570,238.43-21,486,512.74-8,600,765.98

Finding the Fourth Proportional to 15,570,238.43, 21,486,512.74 and 8,600,765.98

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Solution

The fourth proportional to 15,570,238.43, 21,486,512.74 and 8,600,765.98 is: 11,868,827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,570,238.43 : 21,486,512.74 = 8,600,765.98 : x
  2. Step 2: Convert to fraction form
    15,570,238.43/21,486,512.74 = 8,600,765.98/x
  3. Step 3: Cross multiply
    15,570,238.43x = 21,486,512.74 × 8,600,765.98
  4. Step 4: Simplify right side
    15,570,238.43x = 184,800,467,760,024.75
  5. Step 5: Solve for x
    x = 184,800,467,760,024.75/15,570,238.43
  6. Step 6: Final answer
    x = 11,868,827.10

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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.