Home / 7,140,256.52-9,852,168.11-4,240,556.96

Finding the Fourth Proportional to 7,140,256.52, 9,852,168.11 and 4,240,556.96

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Solution

The fourth proportional to 7,140,256.52, 9,852,168.11 and 4,240,556.96 is: 5,851,145.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,140,256.52 : 9,852,168.11 = 4,240,556.96 : x
  2. Step 2: Convert to fraction form
    7,140,256.52/9,852,168.11 = 4,240,556.96/x
  3. Step 3: Cross multiply
    7,140,256.52x = 9,852,168.11 × 4,240,556.96
  4. Step 4: Simplify right side
    7,140,256.52x = 41,778,679,979,486.92
  5. Step 5: Solve for x
    x = 41,778,679,979,486.92/7,140,256.52
  6. Step 6: Final answer
    x = 5,851,145.53

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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.