Home / 12,563,899.20-18,845,848.80-8,582,587.20

Finding the Fourth Proportional to 12,563,899.20, 18,845,848.80 and 8,582,587.20

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Solution

The fourth proportional to 12,563,899.20, 18,845,848.80 and 8,582,587.20 is: 12,873,880.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,563,899.20 : 18,845,848.80 = 8,582,587.20 : x
  2. Step 2: Convert to fraction form
    12,563,899.20/18,845,848.80 = 8,582,587.20/x
  3. Step 3: Cross multiply
    12,563,899.20x = 18,845,848.80 × 8,582,587.20
  4. Step 4: Simplify right side
    12,563,899.20x = 161,746,140,684,015.34
  5. Step 5: Solve for x
    x = 161,746,140,684,015.34/12,563,899.20
  6. Step 6: Final answer
    x = 12,873,880.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.