Home / 25,291,640.72-37,937,487-11,837,916.56

Finding the Fourth Proportional to 25,291,640.72, 37,937,487 and 11,837,916.56

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Solution

The fourth proportional to 25,291,640.72, 37,937,487 and 11,837,916.56 is: 17,756,886.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,291,640.72 : 37,937,487 = 11,837,916.56 : x
  2. Step 2: Convert to fraction form
    25,291,640.72/37,937,487 = 11,837,916.56/x
  3. Step 3: Cross multiply
    25,291,640.72x = 37,937,487 × 11,837,916.56
  4. Step 4: Simplify right side
    25,291,640.72x = 449,100,805,602,084.75
  5. Step 5: Solve for x
    x = 449,100,805,602,084.75/25,291,640.72
  6. Step 6: Final answer
    x = 17,756,886.97

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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.