Home / 9,274,820.43-12,800,787.17-5,146,181.67

Finding the Fourth Proportional to 9,274,820.43, 12,800,787.17 and 5,146,181.67

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Solution

The fourth proportional to 9,274,820.43, 12,800,787.17 and 5,146,181.67 is: 7,102,582.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,274,820.43 : 12,800,787.17 = 5,146,181.67 : x
  2. Step 2: Convert to fraction form
    9,274,820.43/12,800,787.17 = 5,146,181.67/x
  3. Step 3: Cross multiply
    9,274,820.43x = 12,800,787.17 × 5,146,181.67
  4. Step 4: Simplify right side
    9,274,820.43x = 65,875,176,295,825.17
  5. Step 5: Solve for x
    x = 65,875,176,295,825.17/9,274,820.43
  6. Step 6: Final answer
    x = 7,102,582.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.