Home / 20,834,352.60-31,207,292.10-17,295,408.60

Finding the Fourth Proportional to 20,834,352.60, 31,207,292.10 and 17,295,408.60

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Solution

The fourth proportional to 20,834,352.60, 31,207,292.10 and 17,295,408.60 is: 25,906,390.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,834,352.60 : 31,207,292.10 = 17,295,408.60 : x
  2. Step 2: Convert to fraction form
    20,834,352.60/31,207,292.10 = 17,295,408.60/x
  3. Step 3: Cross multiply
    20,834,352.60x = 31,207,292.10 × 17,295,408.60
  4. Step 4: Simplify right side
    20,834,352.60x = 539,742,868,169,052.12
  5. Step 5: Solve for x
    x = 539,742,868,169,052.12/20,834,352.60
  6. Step 6: Final answer
    x = 25,906,390.21

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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.