Home / 13,447,637.85-18,556,309.25-7,567,169.34

Finding the Fourth Proportional to 13,447,637.85, 18,556,309.25 and 7,567,169.34

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Solution

The fourth proportional to 13,447,637.85, 18,556,309.25 and 7,567,169.34 is: 10,441,888.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,447,637.85 : 18,556,309.25 = 7,567,169.34 : x
  2. Step 2: Convert to fraction form
    13,447,637.85/18,556,309.25 = 7,567,169.34/x
  3. Step 3: Cross multiply
    13,447,637.85x = 18,556,309.25 × 7,567,169.34
  4. Step 4: Simplify right side
    13,447,637.85x = 140,418,734,382,322.55
  5. Step 5: Solve for x
    x = 140,418,734,382,322.55/13,447,637.85
  6. Step 6: Final answer
    x = 10,441,888.45

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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.