Home / 5,159,938.56-7,120,533.60-2,836,814.16

Finding the Fourth Proportional to 5,159,938.56, 7,120,533.60 and 2,836,814.16

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Solution

The fourth proportional to 5,159,938.56, 7,120,533.60 and 2,836,814.16 is: 3,914,703.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159,938.56 : 7,120,533.60 = 2,836,814.16 : x
  2. Step 2: Convert to fraction form
    5,159,938.56/7,120,533.60 = 2,836,814.16/x
  3. Step 3: Cross multiply
    5,159,938.56x = 7,120,533.60 × 2,836,814.16
  4. Step 4: Simplify right side
    5,159,938.56x = 20,199,630,543,235.78
  5. Step 5: Solve for x
    x = 20,199,630,543,235.78/5,159,938.56
  6. Step 6: Final answer
    x = 3,914,703.69

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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.