Home / 5,421,398.44-8,130,022.62-1,826,199.40

Finding the Fourth Proportional to 5,421,398.44, 8,130,022.62 and 1,826,199.40

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Solution

The fourth proportional to 5,421,398.44, 8,130,022.62 and 1,826,199.40 is: 2,738,600.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,421,398.44 : 8,130,022.62 = 1,826,199.40 : x
  2. Step 2: Convert to fraction form
    5,421,398.44/8,130,022.62 = 1,826,199.40/x
  3. Step 3: Cross multiply
    5,421,398.44x = 8,130,022.62 × 1,826,199.40
  4. Step 4: Simplify right side
    5,421,398.44x = 14,847,042,430,630.43
  5. Step 5: Solve for x
    x = 14,847,042,430,630.43/5,421,398.44
  6. Step 6: Final answer
    x = 2,738,600.12

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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.