Home / 19,835,178.90-27,371,046-11,131,669.98

Finding the Fourth Proportional to 19,835,178.90, 27,371,046 and 11,131,669.98

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Solution

The fourth proportional to 19,835,178.90, 27,371,046 and 11,131,669.98 is: 15,360,862.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,835,178.90 : 27,371,046 = 11,131,669.98 : x
  2. Step 2: Convert to fraction form
    19,835,178.90/27,371,046 = 11,131,669.98/x
  3. Step 3: Cross multiply
    19,835,178.90x = 27,371,046 × 11,131,669.98
  4. Step 4: Simplify right side
    19,835,178.90x = 304,685,451,079,399.06
  5. Step 5: Solve for x
    x = 304,685,451,079,399.06/19,835,178.90
  6. Step 6: Final answer
    x = 15,360,862.26

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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.