Home / 18,431,792.49-25,445,435.94-13,464,656.49

Finding the Fourth Proportional to 18,431,792.49, 25,445,435.94 and 13,464,656.49

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Solution

The fourth proportional to 18,431,792.49, 25,445,435.94 and 13,464,656.49 is: 18,588,211.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,431,792.49 : 25,445,435.94 = 13,464,656.49 : x
  2. Step 2: Convert to fraction form
    18,431,792.49/25,445,435.94 = 13,464,656.49/x
  3. Step 3: Cross multiply
    18,431,792.49x = 25,445,435.94 × 13,464,656.49
  4. Step 4: Simplify right side
    18,431,792.49x = 342,614,054,170,400.25
  5. Step 5: Solve for x
    x = 342,614,054,170,400.25/18,431,792.49
  6. Step 6: Final answer
    x = 18,588,211.34

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1.5x scale

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.