Home / 13,472,615.88-18,592,229.88-7,671,402.36

Finding the Fourth Proportional to 13,472,615.88, 18,592,229.88 and 7,671,402.36

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Solution

The fourth proportional to 13,472,615.88, 18,592,229.88 and 7,671,402.36 is: 10,586,546.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472,615.88 : 18,592,229.88 = 7,671,402.36 : x
  2. Step 2: Convert to fraction form
    13,472,615.88/18,592,229.88 = 7,671,402.36/x
  3. Step 3: Cross multiply
    13,472,615.88x = 18,592,229.88 × 7,671,402.36
  4. Step 4: Simplify right side
    13,472,615.88x = 142,628,476,179,094.50
  5. Step 5: Solve for x
    x = 142,628,476,179,094.50/13,472,615.88
  6. Step 6: Final answer
    x = 10,586,546.63

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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.