Home / 8,562,129.30-11,809,479.24-5,466,780.72

Finding the Fourth Proportional to 8,562,129.30, 11,809,479.24 and 5,466,780.72

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Solution

The fourth proportional to 8,562,129.30, 11,809,479.24 and 5,466,780.72 is: 7,540,161.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,562,129.30 : 11,809,479.24 = 5,466,780.72 : x
  2. Step 2: Convert to fraction form
    8,562,129.30/11,809,479.24 = 5,466,780.72/x
  3. Step 3: Cross multiply
    8,562,129.30x = 11,809,479.24 × 5,466,780.72
  4. Step 4: Simplify right side
    8,562,129.30x = 64,559,833,422,472.25
  5. Step 5: Solve for x
    x = 64,559,833,422,472.25/8,562,129.30
  6. Step 6: Final answer
    x = 7,540,161.00

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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.