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Finding the Fourth Proportional to 16,339,978.70, 24,509,968.05 and 4,372,714.70

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Solution

The fourth proportional to 16,339,978.70, 24,509,968.05 and 4,372,714.70 is: 6,559,072.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,339,978.70 : 24,509,968.05 = 4,372,714.70 : x
  2. Step 2: Convert to fraction form
    16,339,978.70/24,509,968.05 = 4,372,714.70/x
  3. Step 3: Cross multiply
    16,339,978.70x = 24,509,968.05 × 4,372,714.70
  4. Step 4: Simplify right side
    16,339,978.70x = 107,175,097,588,765.34
  5. Step 5: Solve for x
    x = 107,175,097,588,765.34/16,339,978.70
  6. Step 6: Final answer
    x = 6,559,072.05

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Why These Related Problems?

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