Home / 14,846,301.72-20,438,578.62-13,315,751.64

Finding the Fourth Proportional to 14,846,301.72, 20,438,578.62 and 13,315,751.64

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Solution

The fourth proportional to 14,846,301.72, 20,438,578.62 and 13,315,751.64 is: 18,331,503.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,846,301.72 : 20,438,578.62 = 13,315,751.64 : x
  2. Step 2: Convert to fraction form
    14,846,301.72/20,438,578.62 = 13,315,751.64/x
  3. Step 3: Cross multiply
    14,846,301.72x = 20,438,578.62 × 13,315,751.64
  4. Step 4: Simplify right side
    14,846,301.72x = 272,155,036,778,533.97
  5. Step 5: Solve for x
    x = 272,155,036,778,533.97/14,846,301.72
  6. Step 6: Final answer
    x = 18,331,503.83

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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.