Home / 15,767,611.20-23,652,194.40-8,209,339.20

Finding the Fourth Proportional to 15,767,611.20, 23,652,194.40 and 8,209,339.20

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Solution

The fourth proportional to 15,767,611.20, 23,652,194.40 and 8,209,339.20 is: 12,314,413.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,767,611.20 : 23,652,194.40 = 8,209,339.20 : x
  2. Step 2: Convert to fraction form
    15,767,611.20/23,652,194.40 = 8,209,339.20/x
  3. Step 3: Cross multiply
    15,767,611.20x = 23,652,194.40 × 8,209,339.20
  4. Step 4: Simplify right side
    15,767,611.20x = 194,168,886,653,940.47
  5. Step 5: Solve for x
    x = 194,168,886,653,940.47/15,767,611.20
  6. Step 6: Final answer
    x = 12,314,413.65

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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.