Home / 15,552,401.70-23,328,602.55-13,387,563.30

Finding the Fourth Proportional to 15,552,401.70, 23,328,602.55 and 13,387,563.30

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Solution

The fourth proportional to 15,552,401.70, 23,328,602.55 and 13,387,563.30 is: 20,081,344.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,401.70 : 23,328,602.55 = 13,387,563.30 : x
  2. Step 2: Convert to fraction form
    15,552,401.70/23,328,602.55 = 13,387,563.30/x
  3. Step 3: Cross multiply
    15,552,401.70x = 23,328,602.55 × 13,387,563.30
  4. Step 4: Simplify right side
    15,552,401.70x = 312,313,143,338,666.44
  5. Step 5: Solve for x
    x = 312,313,143,338,666.44/15,552,401.70
  6. Step 6: Final answer
    x = 20,081,344.95

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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.