Home / 63,963,121.20-95,881,696.20-31,620,015.60

Finding the Fourth Proportional to 63,963,121.20, 95,881,696.20 and 31,620,015.60

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Solution

The fourth proportional to 63,963,121.20, 95,881,696.20 and 31,620,015.60 is: 47,398,886.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,963,121.20 : 95,881,696.20 = 31,620,015.60 : x
  2. Step 2: Convert to fraction form
    63,963,121.20/95,881,696.20 = 31,620,015.60/x
  3. Step 3: Cross multiply
    63,963,121.20x = 95,881,696.20 × 31,620,015.60
  4. Step 4: Simplify right side
    63,963,121.20x = 3,031,780,729,598,461
  5. Step 5: Solve for x
    x = 3,031,780,729,598,461/63,963,121.20
  6. Step 6: Final answer
    x = 47,398,886.62

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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.