Home / 26,190,780.84-36,140,513.04-15,180,984.36

Finding the Fourth Proportional to 26,190,780.84, 36,140,513.04 and 15,180,984.36

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Solution

The fourth proportional to 26,190,780.84, 36,140,513.04 and 15,180,984.36 is: 20,948,156.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190,780.84 : 36,140,513.04 = 15,180,984.36 : x
  2. Step 2: Convert to fraction form
    26,190,780.84/36,140,513.04 = 15,180,984.36/x
  3. Step 3: Cross multiply
    26,190,780.84x = 36,140,513.04 × 15,180,984.36
  4. Step 4: Simplify right side
    26,190,780.84x = 548,648,563,222,616
  5. Step 5: Solve for x
    x = 548,648,563,222,616/26,190,780.84
  6. Step 6: Final answer
    x = 20,948,156.02

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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.