Home / 19,904,913.40-29,857,370.10-6,451,396.60

Finding the Fourth Proportional to 19,904,913.40, 29,857,370.10 and 6,451,396.60

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Solution

The fourth proportional to 19,904,913.40, 29,857,370.10 and 6,451,396.60 is: 9,677,094.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,904,913.40 : 29,857,370.10 = 6,451,396.60 : x
  2. Step 2: Convert to fraction form
    19,904,913.40/29,857,370.10 = 6,451,396.60/x
  3. Step 3: Cross multiply
    19,904,913.40x = 29,857,370.10 × 6,451,396.60
  4. Step 4: Simplify right side
    19,904,913.40x = 192,621,735,948,081.66
  5. Step 5: Solve for x
    x = 192,621,735,948,081.66/19,904,913.40
  6. Step 6: Final answer
    x = 9,677,094.90

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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.