Home / 18,424,908.48-27,640,905.12-7,064,471.16

Finding the Fourth Proportional to 18,424,908.48, 27,640,905.12 and 7,064,471.16

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Solution

The fourth proportional to 18,424,908.48, 27,640,905.12 and 7,064,471.16 is: 10,598,064.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424,908.48 : 27,640,905.12 = 7,064,471.16 : x
  2. Step 2: Convert to fraction form
    18,424,908.48/27,640,905.12 = 7,064,471.16/x
  3. Step 3: Cross multiply
    18,424,908.48x = 27,640,905.12 × 7,064,471.16
  4. Step 4: Simplify right side
    18,424,908.48x = 195,268,377,056,536.34
  5. Step 5: Solve for x
    x = 195,268,377,056,536.34/18,424,908.48
  6. Step 6: Final answer
    x = 10,598,064.97

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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.