Home / 18,767,127.96-25,892,614.17-10,505,973.60

Finding the Fourth Proportional to 18,767,127.96, 25,892,614.17 and 10,505,973.60

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Solution

The fourth proportional to 18,767,127.96, 25,892,614.17 and 10,505,973.60 is: 14,494,872.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,767,127.96 : 25,892,614.17 = 10,505,973.60 : x
  2. Step 2: Convert to fraction form
    18,767,127.96/25,892,614.17 = 10,505,973.60/x
  3. Step 3: Cross multiply
    18,767,127.96x = 25,892,614.17 × 10,505,973.60
  4. Step 4: Simplify right side
    18,767,127.96x = 272,027,120,905,005.91
  5. Step 5: Solve for x
    x = 272,027,120,905,005.91/18,767,127.96
  6. Step 6: Final answer
    x = 14,494,872.18

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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.