Home / 18,372,916.86-25,354,424.06-10,112,802.54

Finding the Fourth Proportional to 18,372,916.86, 25,354,424.06 and 10,112,802.54

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Solution

The fourth proportional to 18,372,916.86, 25,354,424.06 and 10,112,802.54 is: 13,955,556.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,372,916.86 : 25,354,424.06 = 10,112,802.54 : x
  2. Step 2: Convert to fraction form
    18,372,916.86/25,354,424.06 = 10,112,802.54/x
  3. Step 3: Cross multiply
    18,372,916.86x = 25,354,424.06 × 10,112,802.54
  4. Step 4: Simplify right side
    18,372,916.86x = 256,404,284,034,205.06
  5. Step 5: Solve for x
    x = 256,404,284,034,205.06/18,372,916.86
  6. Step 6: Final answer
    x = 13,955,556.76

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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.