Home / 5,412,012.48-8,120,686.32-2,533,574.40

Finding the Fourth Proportional to 5,412,012.48, 8,120,686.32 and 2,533,574.40

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Solution

The fourth proportional to 5,412,012.48, 8,120,686.32 and 2,533,574.40 is: 3,801,610.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412,012.48 : 8,120,686.32 = 2,533,574.40 : x
  2. Step 2: Convert to fraction form
    5,412,012.48/8,120,686.32 = 2,533,574.40/x
  3. Step 3: Cross multiply
    5,412,012.48x = 8,120,686.32 × 2,533,574.40
  4. Step 4: Simplify right side
    5,412,012.48x = 20,574,362,970,782.21
  5. Step 5: Solve for x
    x = 20,574,362,970,782.21/5,412,012.48
  6. Step 6: Final answer
    x = 3,801,610.41

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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.