Home / 5,509,435.70-8,265,009.22-2,812,301.55

Finding the Fourth Proportional to 5,509,435.70, 8,265,009.22 and 2,812,301.55

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Solution

The fourth proportional to 5,509,435.70, 8,265,009.22 and 2,812,301.55 is: 4,218,889.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509,435.70 : 8,265,009.22 = 2,812,301.55 : x
  2. Step 2: Convert to fraction form
    5,509,435.70/8,265,009.22 = 2,812,301.55/x
  3. Step 3: Cross multiply
    5,509,435.70x = 8,265,009.22 × 2,812,301.55
  4. Step 4: Simplify right side
    5,509,435.70x = 23,243,698,233,139.54
  5. Step 5: Solve for x
    x = 23,243,698,233,139.54/5,509,435.70
  6. Step 6: Final answer
    x = 4,218,889.10

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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.