Home / 6,456,381.24-8,909,697.42-3,556,042.20

Finding the Fourth Proportional to 6,456,381.24, 8,909,697.42 and 3,556,042.20

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Solution

The fourth proportional to 6,456,381.24, 8,909,697.42 and 3,556,042.20 is: 4,907,278.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456,381.24 : 8,909,697.42 = 3,556,042.20 : x
  2. Step 2: Convert to fraction form
    6,456,381.24/8,909,697.42 = 3,556,042.20/x
  3. Step 3: Cross multiply
    6,456,381.24x = 8,909,697.42 × 3,556,042.20
  4. Step 4: Simplify right side
    6,456,381.24x = 31,683,260,014,751.12
  5. Step 5: Solve for x
    x = 31,683,260,014,751.12/6,456,381.24
  6. Step 6: Final answer
    x = 4,907,278.37

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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.