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Finding the Fourth Proportional to 14,232,978.62, 21,349,276.56 and 3,450,372.42

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Solution

The fourth proportional to 14,232,978.62, 21,349,276.56 and 3,450,372.42 is: 5,175,512.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,232,978.62 : 21,349,276.56 = 3,450,372.42 : x
  2. Step 2: Convert to fraction form
    14,232,978.62/21,349,276.56 = 3,450,372.42/x
  3. Step 3: Cross multiply
    14,232,978.62x = 21,349,276.56 × 3,450,372.42
  4. Step 4: Simplify right side
    14,232,978.62x = 73,662,955,029,576.47
  5. Step 5: Solve for x
    x = 73,662,955,029,576.47/14,232,978.62
  6. Step 6: Final answer
    x = 5,175,512.24

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.