Home / 51,585,533.04-71,188,032.60-28,380,161.64

Finding the Fourth Proportional to 51,585,533.04, 71,188,032.60 and 28,380,161.64

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Solution

The fourth proportional to 51,585,533.04, 71,188,032.60 and 28,380,161.64 is: 39,164,621.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,585,533.04 : 71,188,032.60 = 28,380,161.64 : x
  2. Step 2: Convert to fraction form
    51,585,533.04/71,188,032.60 = 28,380,161.64/x
  3. Step 3: Cross multiply
    51,585,533.04x = 71,188,032.60 × 28,380,161.64
  4. Step 4: Simplify right side
    51,585,533.04x = 2,020,327,872,021,589.25
  5. Step 5: Solve for x
    x = 2,020,327,872,021,589.25/51,585,533.04
  6. Step 6: Final answer
    x = 39,164,621.42

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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.