Home / 14,181,755.70-21,247,750.35-11,643,669.30

Finding the Fourth Proportional to 14,181,755.70, 21,247,750.35 and 11,643,669.30

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Solution

The fourth proportional to 14,181,755.70, 21,247,750.35 and 11,643,669.30 is: 17,445,074.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181,755.70 : 21,247,750.35 = 11,643,669.30 : x
  2. Step 2: Convert to fraction form
    14,181,755.70/21,247,750.35 = 11,643,669.30/x
  3. Step 3: Cross multiply
    14,181,755.70x = 21,247,750.35 × 11,643,669.30
  4. Step 4: Simplify right side
    14,181,755.70x = 247,401,778,444,359.28
  5. Step 5: Solve for x
    x = 247,401,778,444,359.28/14,181,755.70
  6. Step 6: Final answer
    x = 17,445,074.06

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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.