Home / 26,607,620.40-39,911,430.60-20,868,057.60

Finding the Fourth Proportional to 26,607,620.40, 39,911,430.60 and 20,868,057.60

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Solution

The fourth proportional to 26,607,620.40, 39,911,430.60 and 20,868,057.60 is: 31,302,086.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,607,620.40 : 39,911,430.60 = 20,868,057.60 : x
  2. Step 2: Convert to fraction form
    26,607,620.40/39,911,430.60 = 20,868,057.60/x
  3. Step 3: Cross multiply
    26,607,620.40x = 39,911,430.60 × 20,868,057.60
  4. Step 4: Simplify right side
    26,607,620.40x = 832,874,032,659,202.62
  5. Step 5: Solve for x
    x = 832,874,032,659,202.62/26,607,620.40
  6. Step 6: Final answer
    x = 31,302,086.40

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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.