Home / 14,947,745.05-20,627,888.05-8,072,226.51

Finding the Fourth Proportional to 14,947,745.05, 20,627,888.05 and 8,072,226.51

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Solution

The fourth proportional to 14,947,745.05, 20,627,888.05 and 8,072,226.51 is: 11,139,672.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947,745.05 : 20,627,888.05 = 8,072,226.51 : x
  2. Step 2: Convert to fraction form
    14,947,745.05/20,627,888.05 = 8,072,226.51/x
  3. Step 3: Cross multiply
    14,947,745.05x = 20,627,888.05 × 8,072,226.51
  4. Step 4: Simplify right side
    14,947,745.05x = 166,512,984,762,522.22
  5. Step 5: Solve for x
    x = 166,512,984,762,522.22/14,947,745.05
  6. Step 6: Final answer
    x = 11,139,672.52

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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.