Home / 15,570,238.68-21,486,513.08-8,600,766.23

Finding the Fourth Proportional to 15,570,238.68, 21,486,513.08 and 8,600,766.23

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Solution

The fourth proportional to 15,570,238.68, 21,486,513.08 and 8,600,766.23 is: 11,868,827.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,570,238.68 : 21,486,513.08 = 8,600,766.23 : x
  2. Step 2: Convert to fraction form
    15,570,238.68/21,486,513.08 = 8,600,766.23/x
  3. Step 3: Cross multiply
    15,570,238.68x = 21,486,513.08 × 8,600,766.23
  4. Step 4: Simplify right side
    15,570,238.68x = 184,800,476,098,917.28
  5. Step 5: Solve for x
    x = 184,800,476,098,917.28/15,570,238.68
  6. Step 6: Final answer
    x = 11,868,827.44

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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.