Home / 8,481,946.87-11,709,152.18-5,221,556.34

Finding the Fourth Proportional to 8,481,946.87, 11,709,152.18 and 5,221,556.34

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Solution

The fourth proportional to 8,481,946.87, 11,709,152.18 and 5,221,556.34 is: 7,208,250.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481,946.87 : 11,709,152.18 = 5,221,556.34 : x
  2. Step 2: Convert to fraction form
    8,481,946.87/11,709,152.18 = 5,221,556.34/x
  3. Step 3: Cross multiply
    8,481,946.87x = 11,709,152.18 × 5,221,556.34
  4. Step 4: Simplify right side
    8,481,946.87x = 61,139,997,801,503.82
  5. Step 5: Solve for x
    x = 61,139,997,801,503.82/8,481,946.87
  6. Step 6: Final answer
    x = 7,208,250.50

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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.