Home / 28,812,194.61-43,215,108.78-7,246,804.76

Finding the Fourth Proportional to 28,812,194.61, 43,215,108.78 and 7,246,804.76

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Solution

The fourth proportional to 28,812,194.61, 43,215,108.78 and 7,246,804.76 is: 10,869,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,812,194.61 : 43,215,108.78 = 7,246,804.76 : x
  2. Step 2: Convert to fraction form
    28,812,194.61/43,215,108.78 = 7,246,804.76/x
  3. Step 3: Cross multiply
    28,812,194.61x = 43,215,108.78 × 7,246,804.76
  4. Step 4: Simplify right side
    28,812,194.61x = 313,171,456,146,035.06
  5. Step 5: Solve for x
    x = 313,171,456,146,035.06/28,812,194.61
  6. Step 6: Final answer
    x = 10,869,406.53

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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.