Home / 11,071,664.40-16,619,938.20-8,558,461.20

Finding the Fourth Proportional to 11,071,664.40, 16,619,938.20 and 8,558,461.20

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Solution

The fourth proportional to 11,071,664.40, 16,619,938.20 and 8,558,461.20 is: 12,847,309.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,071,664.40 : 16,619,938.20 = 8,558,461.20 : x
  2. Step 2: Convert to fraction form
    11,071,664.40/16,619,938.20 = 8,558,461.20/x
  3. Step 3: Cross multiply
    11,071,664.40x = 16,619,938.20 × 8,558,461.20
  4. Step 4: Simplify right side
    11,071,664.40x = 142,241,096,231,097.81
  5. Step 5: Solve for x
    x = 142,241,096,231,097.81/11,071,664.40
  6. Step 6: Final answer
    x = 12,847,309.23

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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.