Home / 13,656,356.54-18,845,552.06-7,461,270.20

Finding the Fourth Proportional to 13,656,356.54, 18,845,552.06 and 7,461,270.20

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Solution

The fourth proportional to 13,656,356.54, 18,845,552.06 and 7,461,270.20 is: 10,296,432.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,656,356.54 : 18,845,552.06 = 7,461,270.20 : x
  2. Step 2: Convert to fraction form
    13,656,356.54/18,845,552.06 = 7,461,270.20/x
  3. Step 3: Cross multiply
    13,656,356.54x = 18,845,552.06 × 7,461,270.20
  4. Step 4: Simplify right side
    13,656,356.54x = 140,611,755,987,826.61
  5. Step 5: Solve for x
    x = 140,611,755,987,826.61/13,656,356.54
  6. Step 6: Final answer
    x = 10,296,432.70

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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.