Home / 5,232,868.14-7,221,189.78-2,909,749.26

Finding the Fourth Proportional to 5,232,868.14, 7,221,189.78 and 2,909,749.26

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Solution

The fourth proportional to 5,232,868.14, 7,221,189.78 and 2,909,749.26 is: 4,015,360.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232,868.14 : 7,221,189.78 = 2,909,749.26 : x
  2. Step 2: Convert to fraction form
    5,232,868.14/7,221,189.78 = 2,909,749.26/x
  3. Step 3: Cross multiply
    5,232,868.14x = 7,221,189.78 × 2,909,749.26
  4. Step 4: Simplify right side
    5,232,868.14x = 21,011,851,618,674.56
  5. Step 5: Solve for x
    x = 21,011,851,618,674.56/5,232,868.14
  6. Step 6: Final answer
    x = 4,015,360.42

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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.