Home / 8,481,946.75-11,709,152.01-5,221,556.21

Finding the Fourth Proportional to 8,481,946.75, 11,709,152.01 and 5,221,556.21

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Solution

The fourth proportional to 8,481,946.75, 11,709,152.01 and 5,221,556.21 is: 7,208,250.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481,946.75 : 11,709,152.01 = 5,221,556.21 : x
  2. Step 2: Convert to fraction form
    8,481,946.75/11,709,152.01 = 5,221,556.21/x
  3. Step 3: Cross multiply
    8,481,946.75x = 11,709,152.01 × 5,221,556.21
  4. Step 4: Simplify right side
    8,481,946.75x = 61,139,995,365,541.70
  5. Step 5: Solve for x
    x = 61,139,995,365,541.70/8,481,946.75
  6. Step 6: Final answer
    x = 7,208,250.32

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1.5x scale

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.