Home / 14,947,699.83-20,627,825.40-8,072,181.33

Finding the Fourth Proportional to 14,947,699.83, 20,627,825.40 and 8,072,181.33

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Solution

The fourth proportional to 14,947,699.83, 20,627,825.40 and 8,072,181.33 is: 11,139,610.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947,699.83 : 20,627,825.40 = 8,072,181.33 : x
  2. Step 2: Convert to fraction form
    14,947,699.83/20,627,825.40 = 8,072,181.33/x
  3. Step 3: Cross multiply
    14,947,699.83x = 20,627,825.40 × 8,072,181.33
  4. Step 4: Simplify right side
    14,947,699.83x = 166,511,547,072,379.78
  5. Step 5: Solve for x
    x = 166,511,547,072,379.78/14,947,699.83
  6. Step 6: Final answer
    x = 11,139,610.04

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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.