Home / 87,110,556.47-130,685,520.23-28,818,096.60

Finding the Fourth Proportional to 87,110,556.47, 130,685,520.23 and 28,818,096.60

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Solution

The fourth proportional to 87,110,556.47, 130,685,520.23 and 28,818,096.60 is: 43,233,657.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,110,556.47 : 130,685,520.23 = 28,818,096.60 : x
  2. Step 2: Convert to fraction form
    87,110,556.47/130,685,520.23 = 28,818,096.60/x
  3. Step 3: Cross multiply
    87,110,556.47x = 130,685,520.23 × 28,818,096.60
  4. Step 4: Simplify right side
    87,110,556.47x = 3,766,107,946,065,304
  5. Step 5: Solve for x
    x = 3,766,107,946,065,304/87,110,556.47
  6. Step 6: Final answer
    x = 43,233,657.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.