Home / 28,015,836.12-42,025,042.08-8,583,670.44

Finding the Fourth Proportional to 28,015,836.12, 42,025,042.08 and 8,583,670.44

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Solution

The fourth proportional to 28,015,836.12, 42,025,042.08 and 8,583,670.44 is: 12,875,900.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,015,836.12 : 42,025,042.08 = 8,583,670.44 : x
  2. Step 2: Convert to fraction form
    28,015,836.12/42,025,042.08 = 8,583,670.44/x
  3. Step 3: Cross multiply
    28,015,836.12x = 42,025,042.08 × 8,583,670.44
  4. Step 4: Simplify right side
    28,015,836.12x = 360,729,111,441,852.06
  5. Step 5: Solve for x
    x = 360,729,111,441,852.06/28,015,836.12
  6. Step 6: Final answer
    x = 12,875,900.26

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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.