Home / 13,511,553.06-20,258,814.87-11,462,929.41

Finding the Fourth Proportional to 13,511,553.06, 20,258,814.87 and 11,462,929.41

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Solution

The fourth proportional to 13,511,553.06, 20,258,814.87 and 11,462,929.41 is: 17,187,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,511,553.06 : 20,258,814.87 = 11,462,929.41 : x
  2. Step 2: Convert to fraction form
    13,511,553.06/20,258,814.87 = 11,462,929.41/x
  3. Step 3: Cross multiply
    13,511,553.06x = 20,258,814.87 × 11,462,929.41
  4. Step 4: Simplify right side
    13,511,553.06x = 232,225,364,831,884.84
  5. Step 5: Solve for x
    x = 232,225,364,831,884.84/13,511,553.06
  6. Step 6: Final answer
    x = 17,187,170.40

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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.