Home / 8,776,980.41-12,113,144.66-5,055,940.01

Finding the Fourth Proportional to 8,776,980.41, 12,113,144.66 and 5,055,940.01

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Solution

The fourth proportional to 8,776,980.41, 12,113,144.66 and 5,055,940.01 is: 6,977,722.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776,980.41 : 12,113,144.66 = 5,055,940.01 : x
  2. Step 2: Convert to fraction form
    8,776,980.41/12,113,144.66 = 5,055,940.01/x
  3. Step 3: Cross multiply
    8,776,980.41x = 12,113,144.66 × 5,055,940.01
  4. Step 4: Simplify right side
    8,776,980.41x = 61,243,332,647,566.42
  5. Step 5: Solve for x
    x = 61,243,332,647,566.42/8,776,980.41
  6. Step 6: Final answer
    x = 6,977,722.39

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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.