Home / 7,269,365.31-10,031,763.96-4,171,642.35

Finding the Fourth Proportional to 7,269,365.31, 10,031,763.96 and 4,171,642.35

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Solution

The fourth proportional to 7,269,365.31, 10,031,763.96 and 4,171,642.35 is: 5,756,889.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,269,365.31 : 10,031,763.96 = 4,171,642.35 : x
  2. Step 2: Convert to fraction form
    7,269,365.31/10,031,763.96 = 4,171,642.35/x
  3. Step 3: Cross multiply
    7,269,365.31x = 10,031,763.96 × 4,171,642.35
  4. Step 4: Simplify right side
    7,269,365.31x = 41,848,931,380,739.71
  5. Step 5: Solve for x
    x = 41,848,931,380,739.71/7,269,365.31
  6. Step 6: Final answer
    x = 5,756,889.30

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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.