Home / 8,769,891.77-13,154,692.71-2,621,887.68

Finding the Fourth Proportional to 8,769,891.77, 13,154,692.71 and 2,621,887.68

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Solution

The fourth proportional to 8,769,891.77, 13,154,692.71 and 2,621,887.68 is: 3,932,788.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,769,891.77 : 13,154,692.71 = 2,621,887.68 : x
  2. Step 2: Convert to fraction form
    8,769,891.77/13,154,692.71 = 2,621,887.68/x
  3. Step 3: Cross multiply
    8,769,891.77x = 13,154,692.71 × 2,621,887.68
  4. Step 4: Simplify right side
    8,769,891.77x = 34,490,126,809,696.98
  5. Step 5: Solve for x
    x = 34,490,126,809,696.98/8,769,891.77
  6. Step 6: Final answer
    x = 3,932,788.19

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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.