Home / 7,148,090.04-9,864,429.78-3,884,913.48

Finding the Fourth Proportional to 7,148,090.04, 9,864,429.78 and 3,884,913.48

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Solution

The fourth proportional to 7,148,090.04, 9,864,429.78 and 3,884,913.48 is: 5,361,216.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,148,090.04 : 9,864,429.78 = 3,884,913.48 : x
  2. Step 2: Convert to fraction form
    7,148,090.04/9,864,429.78 = 3,884,913.48/x
  3. Step 3: Cross multiply
    7,148,090.04x = 9,864,429.78 × 3,884,913.48
  4. Step 4: Simplify right side
    7,148,090.04x = 38,322,456,224,835.43
  5. Step 5: Solve for x
    x = 38,322,456,224,835.43/7,148,090.04
  6. Step 6: Final answer
    x = 5,361,216.21

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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.