Home / 7,486,819.20-11,230,228.80-4,085,596.80

Finding the Fourth Proportional to 7,486,819.20, 11,230,228.80 and 4,085,596.80

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Solution

The fourth proportional to 7,486,819.20, 11,230,228.80 and 4,085,596.80 is: 6,128,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486,819.20 : 11,230,228.80 = 4,085,596.80 : x
  2. Step 2: Convert to fraction form
    7,486,819.20/11,230,228.80 = 4,085,596.80/x
  3. Step 3: Cross multiply
    7,486,819.20x = 11,230,228.80 × 4,085,596.80
  4. Step 4: Simplify right side
    7,486,819.20x = 45,882,186,848,547.84
  5. Step 5: Solve for x
    x = 45,882,186,848,547.84/7,486,819.20
  6. Step 6: Final answer
    x = 6,128,395.20

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1.5x scale

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.