Home / 7,776,029.40-11,664,044.10-4,752,720.60

Finding the Fourth Proportional to 7,776,029.40, 11,664,044.10 and 4,752,720.60

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Solution

The fourth proportional to 7,776,029.40, 11,664,044.10 and 4,752,720.60 is: 7,129,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,029.40 : 11,664,044.10 = 4,752,720.60 : x
  2. Step 2: Convert to fraction form
    7,776,029.40/11,664,044.10 = 4,752,720.60/x
  3. Step 3: Cross multiply
    7,776,029.40x = 11,664,044.10 × 4,752,720.60
  4. Step 4: Simplify right side
    7,776,029.40x = 55,435,942,673,378.45
  5. Step 5: Solve for x
    x = 55,435,942,673,378.45/7,776,029.40
  6. Step 6: Final answer
    x = 7,129,080.90

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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.