Home / 38,351,368.54-52,924,538.73-20,947,708.95

Finding the Fourth Proportional to 38,351,368.54, 52,924,538.73 and 20,947,708.95

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Solution

The fourth proportional to 38,351,368.54, 52,924,538.73 and 20,947,708.95 is: 28,907,647.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,351,368.54 : 52,924,538.73 = 20,947,708.95 : x
  2. Step 2: Convert to fraction form
    38,351,368.54/52,924,538.73 = 20,947,708.95/x
  3. Step 3: Cross multiply
    38,351,368.54x = 52,924,538.73 × 20,947,708.95
  4. Step 4: Simplify right side
    38,351,368.54x = 1,108,647,833,364,419.88
  5. Step 5: Solve for x
    x = 1,108,647,833,364,419.88/38,351,368.54
  6. Step 6: Final answer
    x = 28,907,647.25

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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.