Home / 38,571,228.48-53,213,142.42-22,042,485.60

Finding the Fourth Proportional to 38,571,228.48, 53,213,142.42 and 22,042,485.60

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Solution

The fourth proportional to 38,571,228.48, 53,213,142.42 and 22,042,485.60 is: 30,409,970.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,571,228.48 : 53,213,142.42 = 22,042,485.60 : x
  2. Step 2: Convert to fraction form
    38,571,228.48/53,213,142.42 = 22,042,485.60/x
  3. Step 3: Cross multiply
    38,571,228.48x = 53,213,142.42 × 22,042,485.60
  4. Step 4: Simplify right side
    38,571,228.48x = 1,172,949,925,523,599.25
  5. Step 5: Solve for x
    x = 1,172,949,925,523,599.25/38,571,228.48
  6. Step 6: Final answer
    x = 30,409,970.64

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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.