Home / 18,424,885.98-27,640,871.37-7,064,448.66

Finding the Fourth Proportional to 18,424,885.98, 27,640,871.37 and 7,064,448.66

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Solution

The fourth proportional to 18,424,885.98, 27,640,871.37 and 7,064,448.66 is: 10,598,031.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424,885.98 : 27,640,871.37 = 7,064,448.66 : x
  2. Step 2: Convert to fraction form
    18,424,885.98/27,640,871.37 = 7,064,448.66/x
  3. Step 3: Cross multiply
    18,424,885.98x = 27,640,871.37 × 7,064,448.66
  4. Step 4: Simplify right side
    18,424,885.98x = 195,267,516,711,028.88
  5. Step 5: Solve for x
    x = 195,267,516,711,028.88/18,424,885.98
  6. Step 6: Final answer
    x = 10,598,031.21

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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.