Home / 8,314,643.20-12,470,798.40-2,635,441.60

Finding the Fourth Proportional to 8,314,643.20, 12,470,798.40 and 2,635,441.60

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Solution

The fourth proportional to 8,314,643.20, 12,470,798.40 and 2,635,441.60 is: 3,952,792.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,314,643.20 : 12,470,798.40 = 2,635,441.60 : x
  2. Step 2: Convert to fraction form
    8,314,643.20/12,470,798.40 = 2,635,441.60/x
  3. Step 3: Cross multiply
    8,314,643.20x = 12,470,798.40 × 2,635,441.60
  4. Step 4: Simplify right side
    8,314,643.20x = 32,866,060,888,573.44
  5. Step 5: Solve for x
    x = 32,866,060,888,573.44/8,314,643.20
  6. Step 6: Final answer
    x = 3,952,792.69

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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.