Home / 43,458,257.60-65,196,134.40-12,752,777.60

Finding the Fourth Proportional to 43,458,257.60, 65,196,134.40 and 12,752,777.60

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Solution

The fourth proportional to 43,458,257.60, 65,196,134.40 and 12,752,777.60 is: 19,131,733.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,458,257.60 : 65,196,134.40 = 12,752,777.60 : x
  2. Step 2: Convert to fraction form
    43,458,257.60/65,196,134.40 = 12,752,777.60/x
  3. Step 3: Cross multiply
    43,458,257.60x = 65,196,134.40 × 12,752,777.60
  4. Step 4: Simplify right side
    43,458,257.60x = 831,431,802,382,909.38
  5. Step 5: Solve for x
    x = 831,431,802,382,909.38/43,458,257.60
  6. Step 6: Final answer
    x = 19,131,733.49

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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.