Home / 7,821,904.29-10,794,193.69-4,384,145.49

Finding the Fourth Proportional to 7,821,904.29, 10,794,193.69 and 4,384,145.49

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Solution

The fourth proportional to 7,821,904.29, 10,794,193.69 and 4,384,145.49 is: 6,050,101.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,821,904.29 : 10,794,193.69 = 4,384,145.49 : x
  2. Step 2: Convert to fraction form
    7,821,904.29/10,794,193.69 = 4,384,145.49/x
  3. Step 3: Cross multiply
    7,821,904.29x = 10,794,193.69 × 4,384,145.49
  4. Step 4: Simplify right side
    7,821,904.29x = 47,323,315,584,199.96
  5. Step 5: Solve for x
    x = 47,323,315,584,199.96/7,821,904.29
  6. Step 6: Final answer
    x = 6,050,101.59

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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.