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Finding the Fourth Proportional to 9,848,595.72, 14,779,491.66 and 3,458,872.20

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Solution

The fourth proportional to 9,848,595.72, 14,779,491.66 and 3,458,872.20 is: 5,190,625.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,848,595.72 : 14,779,491.66 = 3,458,872.20 : x
  2. Step 2: Convert to fraction form
    9,848,595.72/14,779,491.66 = 3,458,872.20/x
  3. Step 3: Cross multiply
    9,848,595.72x = 14,779,491.66 × 3,458,872.20
  4. Step 4: Simplify right side
    9,848,595.72x = 51,120,372,832,905.85
  5. Step 5: Solve for x
    x = 51,120,372,832,905.85/9,848,595.72
  6. Step 6: Final answer
    x = 5,190,625.58

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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.