Home / 12,012,209.58-16,576,767.06-6,505,457.79

Finding the Fourth Proportional to 12,012,209.58, 16,576,767.06 and 6,505,457.79

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Solution

The fourth proportional to 12,012,209.58, 16,576,767.06 and 6,505,457.79 is: 8,977,487.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,012,209.58 : 16,576,767.06 = 6,505,457.79 : x
  2. Step 2: Convert to fraction form
    12,012,209.58/16,576,767.06 = 6,505,457.79/x
  3. Step 3: Cross multiply
    12,012,209.58x = 16,576,767.06 × 6,505,457.79
  4. Step 4: Simplify right side
    12,012,209.58x = 107,839,458,403,492.41
  5. Step 5: Solve for x
    x = 107,839,458,403,492.41/12,012,209.58
  6. Step 6: Final answer
    x = 8,977,487.25

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Double scale
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1.5x scale

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.