Home / 12,286,975.50-16,956,033.48-6,854,467.50

Finding the Fourth Proportional to 12,286,975.50, 16,956,033.48 and 6,854,467.50

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Solution

The fourth proportional to 12,286,975.50, 16,956,033.48 and 6,854,467.50 is: 9,459,169.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,286,975.50 : 16,956,033.48 = 6,854,467.50 : x
  2. Step 2: Convert to fraction form
    12,286,975.50/16,956,033.48 = 6,854,467.50/x
  3. Step 3: Cross multiply
    12,286,975.50x = 16,956,033.48 × 6,854,467.50
  4. Step 4: Simplify right side
    12,286,975.50x = 116,224,580,417,571.91
  5. Step 5: Solve for x
    x = 116,224,580,417,571.91/12,286,975.50
  6. Step 6: Final answer
    x = 9,459,169.22

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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.