Home / 8,928,630.81-12,321,449.87-4,854,249.81

Finding the Fourth Proportional to 8,928,630.81, 12,321,449.87 and 4,854,249.81

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Solution

The fourth proportional to 8,928,630.81, 12,321,449.87 and 4,854,249.81 is: 6,698,831.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,928,630.81 : 12,321,449.87 = 4,854,249.81 : x
  2. Step 2: Convert to fraction form
    8,928,630.81/12,321,449.87 = 4,854,249.81/x
  3. Step 3: Cross multiply
    8,928,630.81x = 12,321,449.87 × 4,854,249.81
  4. Step 4: Simplify right side
    8,928,630.81x = 59,811,395,666,100.77
  5. Step 5: Solve for x
    x = 59,811,395,666,100.77/8,928,630.81
  6. Step 6: Final answer
    x = 6,698,831.76

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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.