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Finding the Fourth Proportional to 9,894,558.60, 14,841,837.90 and 3,505,019.40

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Solution

The fourth proportional to 9,894,558.60, 14,841,837.90 and 3,505,019.40 is: 5,257,529.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,894,558.60 : 14,841,837.90 = 3,505,019.40 : x
  2. Step 2: Convert to fraction form
    9,894,558.60/14,841,837.90 = 3,505,019.40/x
  3. Step 3: Cross multiply
    9,894,558.60x = 14,841,837.90 × 3,505,019.40
  4. Step 4: Simplify right side
    9,894,558.60x = 52,020,929,771,155.26
  5. Step 5: Solve for x
    x = 52,020,929,771,155.26/9,894,558.60
  6. Step 6: Final answer
    x = 5,257,529.10

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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.