Home / 7,000,208.20-10,479,317.10-4,158,857.80

Finding the Fourth Proportional to 7,000,208.20, 10,479,317.10 and 4,158,857.80

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Solution

The fourth proportional to 7,000,208.20, 10,479,317.10 and 4,158,857.80 is: 6,225,813.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,208.20 : 10,479,317.10 = 4,158,857.80 : x
  2. Step 2: Convert to fraction form
    7,000,208.20/10,479,317.10 = 4,158,857.80/x
  3. Step 3: Cross multiply
    7,000,208.20x = 10,479,317.10 × 4,158,857.80
  4. Step 4: Simplify right side
    7,000,208.20x = 43,581,989,660,008.38
  5. Step 5: Solve for x
    x = 43,581,989,660,008.38/7,000,208.20
  6. Step 6: Final answer
    x = 6,225,813.35

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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.