Home / 7,021,144.80-10,532,300.40-2,228,698.80

Finding the Fourth Proportional to 7,021,144.80, 10,532,300.40 and 2,228,698.80

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Solution

The fourth proportional to 7,021,144.80, 10,532,300.40 and 2,228,698.80 is: 3,343,233.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,144.80 : 10,532,300.40 = 2,228,698.80 : x
  2. Step 2: Convert to fraction form
    7,021,144.80/10,532,300.40 = 2,228,698.80/x
  3. Step 3: Cross multiply
    7,021,144.80x = 10,532,300.40 × 2,228,698.80
  4. Step 4: Simplify right side
    7,021,144.80x = 23,473,325,262,719.52
  5. Step 5: Solve for x
    x = 23,473,325,262,719.52/7,021,144.80
  6. Step 6: Final answer
    x = 3,343,233.32

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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.