Home / 8,876,930.45-12,249,466.31-5,438,704.01

Finding the Fourth Proportional to 8,876,930.45, 12,249,466.31 and 5,438,704.01

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Solution

The fourth proportional to 8,876,930.45, 12,249,466.31 and 5,438,704.01 is: 7,504,984.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876,930.45 : 12,249,466.31 = 5,438,704.01 : x
  2. Step 2: Convert to fraction form
    8,876,930.45/12,249,466.31 = 5,438,704.01/x
  3. Step 3: Cross multiply
    8,876,930.45x = 12,249,466.31 × 5,438,704.01
  4. Step 4: Simplify right side
    8,876,930.45x = 66,621,221,492,906.33
  5. Step 5: Solve for x
    x = 66,621,221,492,906.33/8,876,930.45
  6. Step 6: Final answer
    x = 7,504,984.06

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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.