Home / 22,808,738.56-31,477,564.16-13,021,165.44

Finding the Fourth Proportional to 22,808,738.56, 31,477,564.16 and 13,021,165.44

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Solution

The fourth proportional to 22,808,738.56, 31,477,564.16 and 13,021,165.44 is: 17,970,067.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,808,738.56 : 31,477,564.16 = 13,021,165.44 : x
  2. Step 2: Convert to fraction form
    22,808,738.56/31,477,564.16 = 13,021,165.44/x
  3. Step 3: Cross multiply
    22,808,738.56x = 31,477,564.16 × 13,021,165.44
  4. Step 4: Simplify right side
    22,808,738.56x = 409,874,570,575,574.62
  5. Step 5: Solve for x
    x = 409,874,570,575,574.62/22,808,738.56
  6. Step 6: Final answer
    x = 17,970,067.46

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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.