Home / 28,016,490.06-42,025,994.64-8,584,292.79

Finding the Fourth Proportional to 28,016,490.06, 42,025,994.64 and 8,584,292.79

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Solution

The fourth proportional to 28,016,490.06, 42,025,994.64 and 8,584,292.79 is: 12,876,825.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,016,490.06 : 42,025,994.64 = 8,584,292.79 : x
  2. Step 2: Convert to fraction form
    28,016,490.06/42,025,994.64 = 8,584,292.79/x
  3. Step 3: Cross multiply
    28,016,490.06x = 42,025,994.64 × 8,584,292.79
  4. Step 4: Simplify right side
    28,016,490.06x = 360,763,442,780,730.62
  5. Step 5: Solve for x
    x = 360,763,442,780,730.62/28,016,490.06
  6. Step 6: Final answer
    x = 12,876,825.11

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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.