Home / 26,415,920.40-39,623,880.60-15,078,512.40

Finding the Fourth Proportional to 26,415,920.40, 39,623,880.60 and 15,078,512.40

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Solution

The fourth proportional to 26,415,920.40, 39,623,880.60 and 15,078,512.40 is: 22,617,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,415,920.40 : 39,623,880.60 = 15,078,512.40 : x
  2. Step 2: Convert to fraction form
    26,415,920.40/39,623,880.60 = 15,078,512.40/x
  3. Step 3: Cross multiply
    26,415,920.40x = 39,623,880.60 × 15,078,512.40
  4. Step 4: Simplify right side
    26,415,920.40x = 597,469,174,963,219.50
  5. Step 5: Solve for x
    x = 597,469,174,963,219.50/26,415,920.40
  6. Step 6: Final answer
    x = 22,617,768.60

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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.