Home / 19,587,115.80-29,380,673.70-19,461,144.60

Finding the Fourth Proportional to 19,587,115.80, 29,380,673.70 and 19,461,144.60

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Solution

The fourth proportional to 19,587,115.80, 29,380,673.70 and 19,461,144.60 is: 29,191,716.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587,115.80 : 29,380,673.70 = 19,461,144.60 : x
  2. Step 2: Convert to fraction form
    19,587,115.80/29,380,673.70 = 19,461,144.60/x
  3. Step 3: Cross multiply
    19,587,115.80x = 29,380,673.70 × 19,461,144.60
  4. Step 4: Simplify right side
    19,587,115.80x = 571,781,539,321,117
  5. Step 5: Solve for x
    x = 571,781,539,321,117/19,587,115.80
  6. Step 6: Final answer
    x = 29,191,716.90

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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.