Home / 43,844,468.40-65,766,702.60-19,909,940.40

Finding the Fourth Proportional to 43,844,468.40, 65,766,702.60 and 19,909,940.40

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Solution

The fourth proportional to 43,844,468.40, 65,766,702.60 and 19,909,940.40 is: 29,864,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,844,468.40 : 65,766,702.60 = 19,909,940.40 : x
  2. Step 2: Convert to fraction form
    43,844,468.40/65,766,702.60 = 19,909,940.40/x
  3. Step 3: Cross multiply
    43,844,468.40x = 65,766,702.60 × 19,909,940.40
  4. Step 4: Simplify right side
    43,844,468.40x = 1,309,411,129,070,525
  5. Step 5: Solve for x
    x = 1,309,411,129,070,525/43,844,468.40
  6. Step 6: Final answer
    x = 29,864,910.60

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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.