Home / 7,000,579.20-10,479,873.60-4,159,228.80

Finding the Fourth Proportional to 7,000,579.20, 10,479,873.60 and 4,159,228.80

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Solution

The fourth proportional to 7,000,579.20, 10,479,873.60 and 4,159,228.80 is: 6,226,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,579.20 : 10,479,873.60 = 4,159,228.80 : x
  2. Step 2: Convert to fraction form
    7,000,579.20/10,479,873.60 = 4,159,228.80/x
  3. Step 3: Cross multiply
    7,000,579.20x = 10,479,873.60 × 4,159,228.80
  4. Step 4: Simplify right side
    7,000,579.20x = 43,588,192,097,479.68
  5. Step 5: Solve for x
    x = 43,588,192,097,479.68/7,000,579.20
  6. Step 6: Final answer
    x = 6,226,369.40

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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.