Home / 11,772,669.90-17,659,004.85-11,111,321.10

Finding the Fourth Proportional to 11,772,669.90, 17,659,004.85 and 11,111,321.10

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Solution

The fourth proportional to 11,772,669.90, 17,659,004.85 and 11,111,321.10 is: 16,666,981.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,772,669.90 : 17,659,004.85 = 11,111,321.10 : x
  2. Step 2: Convert to fraction form
    11,772,669.90/17,659,004.85 = 11,111,321.10/x
  3. Step 3: Cross multiply
    11,772,669.90x = 17,659,004.85 × 11,111,321.10
  4. Step 4: Simplify right side
    11,772,669.90x = 196,214,873,194,807.34
  5. Step 5: Solve for x
    x = 196,214,873,194,807.34/11,772,669.90
  6. Step 6: Final answer
    x = 16,666,981.65

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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.