Home / 6,990,396.67-9,644,798.01-4,508,567.20

Finding the Fourth Proportional to 6,990,396.67, 9,644,798.01 and 4,508,567.20

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Solution

The fourth proportional to 6,990,396.67, 9,644,798.01 and 4,508,567.20 is: 6,220,565.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,396.67 : 9,644,798.01 = 4,508,567.20 : x
  2. Step 2: Convert to fraction form
    6,990,396.67/9,644,798.01 = 4,508,567.20/x
  3. Step 3: Cross multiply
    6,990,396.67x = 9,644,798.01 × 4,508,567.20
  4. Step 4: Simplify right side
    6,990,396.67x = 43,484,219,958,511.27
  5. Step 5: Solve for x
    x = 43,484,219,958,511.27/6,990,396.67
  6. Step 6: Final answer
    x = 6,220,565.44

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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.