Home / 15,558,612.57-21,471,230.52-8,589,274.56

Finding the Fourth Proportional to 15,558,612.57, 21,471,230.52 and 8,589,274.56

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Solution

The fourth proportional to 15,558,612.57, 21,471,230.52 and 8,589,274.56 is: 11,853,389.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,558,612.57 : 21,471,230.52 = 8,589,274.56 : x
  2. Step 2: Convert to fraction form
    15,558,612.57/21,471,230.52 = 8,589,274.56/x
  3. Step 3: Cross multiply
    15,558,612.57x = 21,471,230.52 × 8,589,274.56
  4. Step 4: Simplify right side
    15,558,612.57x = 184,422,294,077,331.59
  5. Step 5: Solve for x
    x = 184,422,294,077,331.59/15,558,612.57
  6. Step 6: Final answer
    x = 11,853,389.45

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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.