Home / 15,886,704.80-23,839,906.80-8,319,101.60

Finding the Fourth Proportional to 15,886,704.80, 23,839,906.80 and 8,319,101.60

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Solution

The fourth proportional to 15,886,704.80, 23,839,906.80 and 8,319,101.60 is: 12,483,810.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,886,704.80 : 23,839,906.80 = 8,319,101.60 : x
  2. Step 2: Convert to fraction form
    15,886,704.80/23,839,906.80 = 8,319,101.60/x
  3. Step 3: Cross multiply
    15,886,704.80x = 23,839,906.80 × 8,319,101.60
  4. Step 4: Simplify right side
    15,886,704.80x = 198,326,606,803,730.88
  5. Step 5: Solve for x
    x = 198,326,606,803,730.88/15,886,704.80
  6. Step 6: Final answer
    x = 12,483,810.16

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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.