Home / 13,472,330.37-18,591,822.69-7,277,376.75

Finding the Fourth Proportional to 13,472,330.37, 18,591,822.69 and 7,277,376.75

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Solution

The fourth proportional to 13,472,330.37, 18,591,822.69 and 7,277,376.75 is: 10,042,783.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472,330.37 : 18,591,822.69 = 7,277,376.75 : x
  2. Step 2: Convert to fraction form
    13,472,330.37/18,591,822.69 = 7,277,376.75/x
  3. Step 3: Cross multiply
    13,472,330.37x = 18,591,822.69 × 7,277,376.75
  4. Step 4: Simplify right side
    13,472,330.37x = 135,299,698,184,328.47
  5. Step 5: Solve for x
    x = 135,299,698,184,328.47/13,472,330.37
  6. Step 6: Final answer
    x = 10,042,783.58

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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.