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Finding the Fourth Proportional to 9,842,691.40, 14,764,037.10 and 3,859,059.40

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Solution

The fourth proportional to 9,842,691.40, 14,764,037.10 and 3,859,059.40 is: 5,788,589.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,842,691.40 : 14,764,037.10 = 3,859,059.40 : x
  2. Step 2: Convert to fraction form
    9,842,691.40/14,764,037.10 = 3,859,059.40/x
  3. Step 3: Cross multiply
    9,842,691.40x = 14,764,037.10 × 3,859,059.40
  4. Step 4: Simplify right side
    9,842,691.40x = 56,975,296,152,703.73
  5. Step 5: Solve for x
    x = 56,975,296,152,703.73/9,842,691.40
  6. Step 6: Final answer
    x = 5,788,589.10

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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.