Home / 7,879,127.66-10,873,362.54-4,441,367.78

Finding the Fourth Proportional to 7,879,127.66, 10,873,362.54 and 4,441,367.78

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Solution

The fourth proportional to 7,879,127.66, 10,873,362.54 and 4,441,367.78 is: 6,129,181.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,879,127.66 : 10,873,362.54 = 4,441,367.78 : x
  2. Step 2: Convert to fraction form
    7,879,127.66/10,873,362.54 = 4,441,367.78/x
  3. Step 3: Cross multiply
    7,879,127.66x = 10,873,362.54 × 4,441,367.78
  4. Step 4: Simplify right side
    7,879,127.66x = 48,292,602,048,478.38
  5. Step 5: Solve for x
    x = 48,292,602,048,478.38/7,879,127.66
  6. Step 6: Final answer
    x = 6,129,181.32

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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.