Home / 27,685,916.72-41,537,747.10-19,385,366.48

Finding the Fourth Proportional to 27,685,916.72, 41,537,747.10 and 19,385,366.48

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Solution

The fourth proportional to 27,685,916.72, 41,537,747.10 and 19,385,366.48 is: 29,084,261.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,685,916.72 : 41,537,747.10 = 19,385,366.48 : x
  2. Step 2: Convert to fraction form
    27,685,916.72/41,537,747.10 = 19,385,366.48/x
  3. Step 3: Cross multiply
    27,685,916.72x = 41,537,747.10 × 19,385,366.48
  4. Step 4: Simplify right side
    27,685,916.72x = 805,224,450,287,057.25
  5. Step 5: Solve for x
    x = 805,224,450,287,057.25/27,685,916.72
  6. Step 6: Final answer
    x = 29,084,261.81

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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.