Home / 13,260,313.28-19,888,501.44-3,674,692.28

Finding the Fourth Proportional to 13,260,313.28, 19,888,501.44 and 3,674,692.28

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Solution

The fourth proportional to 13,260,313.28, 19,888,501.44 and 3,674,692.28 is: 5,511,492.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,260,313.28 : 19,888,501.44 = 3,674,692.28 : x
  2. Step 2: Convert to fraction form
    13,260,313.28/19,888,501.44 = 3,674,692.28/x
  3. Step 3: Cross multiply
    13,260,313.28x = 19,888,501.44 × 3,674,692.28
  4. Step 4: Simplify right side
    13,260,313.28x = 73,084,122,702,336.89
  5. Step 5: Solve for x
    x = 73,084,122,702,336.89/13,260,313.28
  6. Step 6: Final answer
    x = 5,511,492.92

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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.