Home / 8,907,628.90-13,361,443.35-4,428,652.90

Finding the Fourth Proportional to 8,907,628.90, 13,361,443.35 and 4,428,652.90

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Solution

The fourth proportional to 8,907,628.90, 13,361,443.35 and 4,428,652.90 is: 6,642,979.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907,628.90 : 13,361,443.35 = 4,428,652.90 : x
  2. Step 2: Convert to fraction form
    8,907,628.90/13,361,443.35 = 4,428,652.90/x
  3. Step 3: Cross multiply
    8,907,628.90x = 13,361,443.35 × 4,428,652.90
  4. Step 4: Simplify right side
    8,907,628.90x = 59,173,194,840,163.22
  5. Step 5: Solve for x
    x = 59,173,194,840,163.22/8,907,628.90
  6. Step 6: Final answer
    x = 6,642,979.35

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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.