Home / 70,946,812.20-106,395,335.10-36,856,828.20

Finding the Fourth Proportional to 70,946,812.20, 106,395,335.10 and 36,856,828.20

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Solution

The fourth proportional to 70,946,812.20, 106,395,335.10 and 36,856,828.20 is: 55,272,315.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,946,812.20 : 106,395,335.10 = 36,856,828.20 : x
  2. Step 2: Convert to fraction form
    70,946,812.20/106,395,335.10 = 36,856,828.20/x
  3. Step 3: Cross multiply
    70,946,812.20x = 106,395,335.10 × 36,856,828.20
  4. Step 4: Simplify right side
    70,946,812.20x = 3,921,394,587,062,130
  5. Step 5: Solve for x
    x = 3,921,394,587,062,130/70,946,812.20
  6. Step 6: Final answer
    x = 55,272,315.49

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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.