Home / 21,359,848.41-29,476,732.32-11,570,292.48

Finding the Fourth Proportional to 21,359,848.41, 29,476,732.32 and 11,570,292.48

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Solution

The fourth proportional to 21,359,848.41, 29,476,732.32 and 11,570,292.48 is: 15,967,080.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,359,848.41 : 29,476,732.32 = 11,570,292.48 : x
  2. Step 2: Convert to fraction form
    21,359,848.41/29,476,732.32 = 11,570,292.48/x
  3. Step 3: Cross multiply
    21,359,848.41x = 29,476,732.32 × 11,570,292.48
  4. Step 4: Simplify right side
    21,359,848.41x = 341,054,414,297,069
  5. Step 5: Solve for x
    x = 341,054,414,297,069/21,359,848.41
  6. Step 6: Final answer
    x = 15,967,080.28

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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.