Home / 5,200,966.54-7,177,359.78-2,909,127.22

Finding the Fourth Proportional to 5,200,966.54, 7,177,359.78 and 2,909,127.22

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Solution

The fourth proportional to 5,200,966.54, 7,177,359.78 and 2,909,127.22 is: 4,014,610.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,966.54 : 7,177,359.78 = 2,909,127.22 : x
  2. Step 2: Convert to fraction form
    5,200,966.54/7,177,359.78 = 2,909,127.22/x
  3. Step 3: Cross multiply
    5,200,966.54x = 7,177,359.78 × 2,909,127.22
  4. Step 4: Simplify right side
    5,200,966.54x = 20,879,852,703,731.21
  5. Step 5: Solve for x
    x = 20,879,852,703,731.21/5,200,966.54
  6. Step 6: Final answer
    x = 4,014,610.08

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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.