Home / 12,115,608.17-18,146,711.70-10,014,451.56

Finding the Fourth Proportional to 12,115,608.17, 18,146,711.70 and 10,014,451.56

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Solution

The fourth proportional to 12,115,608.17, 18,146,711.70 and 10,014,451.56 is: 14,999,607.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,115,608.17 : 18,146,711.70 = 10,014,451.56 : x
  2. Step 2: Convert to fraction form
    12,115,608.17/18,146,711.70 = 10,014,451.56/x
  3. Step 3: Cross multiply
    12,115,608.17x = 18,146,711.70 × 10,014,451.56
  4. Step 4: Simplify right side
    12,115,608.17x = 181,729,365,292,935.25
  5. Step 5: Solve for x
    x = 181,729,365,292,935.25/12,115,608.17
  6. Step 6: Final answer
    x = 14,999,607.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.