Home / 18,970,655.76-26,183,051.55-10,821,893.76

Finding the Fourth Proportional to 18,970,655.76, 26,183,051.55 and 10,821,893.76

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Solution

The fourth proportional to 18,970,655.76, 26,183,051.55 and 10,821,893.76 is: 14,936,236.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,970,655.76 : 26,183,051.55 = 10,821,893.76 : x
  2. Step 2: Convert to fraction form
    18,970,655.76/26,183,051.55 = 10,821,893.76/x
  3. Step 3: Cross multiply
    18,970,655.76x = 26,183,051.55 × 10,821,893.76
  4. Step 4: Simplify right side
    18,970,655.76x = 283,350,202,186,703.31
  5. Step 5: Solve for x
    x = 283,350,202,186,703.31/18,970,655.76
  6. Step 6: Final answer
    x = 14,936,236.56

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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.