Home / 10,291,388.63-15,437,403.09-3,816,075.29

Finding the Fourth Proportional to 10,291,388.63, 15,437,403.09 and 3,816,075.29

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Solution

The fourth proportional to 10,291,388.63, 15,437,403.09 and 3,816,075.29 is: 5,724,231.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291,388.63 : 15,437,403.09 = 3,816,075.29 : x
  2. Step 2: Convert to fraction form
    10,291,388.63/15,437,403.09 = 3,816,075.29/x
  3. Step 3: Cross multiply
    10,291,388.63x = 15,437,403.09 × 3,816,075.29
  4. Step 4: Simplify right side
    10,291,388.63x = 58,910,292,396,331.63
  5. Step 5: Solve for x
    x = 58,910,292,396,331.63/10,291,388.63
  6. Step 6: Final answer
    x = 5,724,231.64

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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.