Home / 8,261,999.60-12,392,999.40-2,582,214.80

Finding the Fourth Proportional to 8,261,999.60, 12,392,999.40 and 2,582,214.80

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Solution

The fourth proportional to 8,261,999.60, 12,392,999.40 and 2,582,214.80 is: 3,873,322.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,261,999.60 : 12,392,999.40 = 2,582,214.80 : x
  2. Step 2: Convert to fraction form
    8,261,999.60/12,392,999.40 = 2,582,214.80/x
  3. Step 3: Cross multiply
    8,261,999.60x = 12,392,999.40 × 2,582,214.80
  4. Step 4: Simplify right side
    8,261,999.60x = 32,001,386,467,071.12
  5. Step 5: Solve for x
    x = 32,001,386,467,071.12/8,261,999.60
  6. Step 6: Final answer
    x = 3,873,322.20

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1.5x scale

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.