Home / 26,298,078.60-39,447,117.90-15,520,542.60

Finding the Fourth Proportional to 26,298,078.60, 39,447,117.90 and 15,520,542.60

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Solution

The fourth proportional to 26,298,078.60, 39,447,117.90 and 15,520,542.60 is: 23,280,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,298,078.60 : 39,447,117.90 = 15,520,542.60 : x
  2. Step 2: Convert to fraction form
    26,298,078.60/39,447,117.90 = 15,520,542.60/x
  3. Step 3: Cross multiply
    26,298,078.60x = 39,447,117.90 × 15,520,542.60
  4. Step 4: Simplify right side
    26,298,078.60x = 612,240,673,814,172.50
  5. Step 5: Solve for x
    x = 612,240,673,814,172.50/26,298,078.60
  6. Step 6: Final answer
    x = 23,280,813.90

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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.