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Finding the Fourth Proportional to 29,899,850.40, 44,847,442.80 and 11,700,511.20

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Solution

The fourth proportional to 29,899,850.40, 44,847,442.80 and 11,700,511.20 is: 17,549,853.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,899,850.40 : 44,847,442.80 = 11,700,511.20 : x
  2. Step 2: Convert to fraction form
    29,899,850.40/44,847,442.80 = 11,700,511.20/x
  3. Step 3: Cross multiply
    29,899,850.40x = 44,847,442.80 × 11,700,511.20
  4. Step 4: Simplify right side
    29,899,850.40x = 524,738,006,772,759.31
  5. Step 5: Solve for x
    x = 524,738,006,772,759.31/29,899,850.40
  6. Step 6: Final answer
    x = 17,549,853.92

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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.