Home / 18,407,788.73-25,402,920.33-10,148,147.63

Finding the Fourth Proportional to 18,407,788.73, 25,402,920.33 and 10,148,147.63

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Solution

The fourth proportional to 18,407,788.73, 25,402,920.33 and 10,148,147.63 is: 14,004,538.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,407,788.73 : 25,402,920.33 = 10,148,147.63 : x
  2. Step 2: Convert to fraction form
    18,407,788.73/25,402,920.33 = 10,148,147.63/x
  3. Step 3: Cross multiply
    18,407,788.73x = 25,402,920.33 × 10,148,147.63
  4. Step 4: Simplify right side
    18,407,788.73x = 257,792,585,614,953.69
  5. Step 5: Solve for x
    x = 257,792,585,614,953.69/18,407,788.73
  6. Step 6: Final answer
    x = 14,004,538.48

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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.