Home / 7,890,719.44-10,889,195.16-4,453,688.56

Finding the Fourth Proportional to 7,890,719.44, 10,889,195.16 and 4,453,688.56

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Solution

The fourth proportional to 7,890,719.44, 10,889,195.16 and 4,453,688.56 is: 6,146,091.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,890,719.44 : 10,889,195.16 = 4,453,688.56 : x
  2. Step 2: Convert to fraction form
    7,890,719.44/10,889,195.16 = 4,453,688.56/x
  3. Step 3: Cross multiply
    7,890,719.44x = 10,889,195.16 × 4,453,688.56
  4. Step 4: Simplify right side
    7,890,719.44x = 48,497,083,911,699.37
  5. Step 5: Solve for x
    x = 48,497,083,911,699.37/7,890,719.44
  6. Step 6: Final answer
    x = 6,146,091.53

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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.