Home / 18,424,894.61-27,640,884.31-7,064,457.29

Finding the Fourth Proportional to 18,424,894.61, 27,640,884.31 and 7,064,457.29

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Solution

The fourth proportional to 18,424,894.61, 27,640,884.31 and 7,064,457.29 is: 10,598,044.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424,894.61 : 27,640,884.31 = 7,064,457.29 : x
  2. Step 2: Convert to fraction form
    18,424,894.61/27,640,884.31 = 7,064,457.29/x
  3. Step 3: Cross multiply
    18,424,894.61x = 27,640,884.31 × 7,064,457.29
  4. Step 4: Simplify right side
    18,424,894.61x = 195,267,846,509,960.56
  5. Step 5: Solve for x
    x = 195,267,846,509,960.56/18,424,894.61
  6. Step 6: Final answer
    x = 10,598,044.15

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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.