Home / 19,516,609.60-26,945,163.39-12,559,374.84

Finding the Fourth Proportional to 19,516,609.60, 26,945,163.39 and 12,559,374.84

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Solution

The fourth proportional to 19,516,609.60, 26,945,163.39 and 12,559,374.84 is: 17,339,815.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516,609.60 : 26,945,163.39 = 12,559,374.84 : x
  2. Step 2: Convert to fraction form
    19,516,609.60/26,945,163.39 = 12,559,374.84/x
  3. Step 3: Cross multiply
    19,516,609.60x = 26,945,163.39 × 12,559,374.84
  4. Step 4: Simplify right side
    19,516,609.60x = 338,414,407,140,055.12
  5. Step 5: Solve for x
    x = 338,414,407,140,055.12/19,516,609.60
  6. Step 6: Final answer
    x = 17,339,815.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.