Home / 11,086,458.60-16,639,019.10-5,411,533.80

Finding the Fourth Proportional to 11,086,458.60, 16,639,019.10 and 5,411,533.80

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Solution

The fourth proportional to 11,086,458.60, 16,639,019.10 and 5,411,533.80 is: 8,121,855.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,086,458.60 : 16,639,019.10 = 5,411,533.80 : x
  2. Step 2: Convert to fraction form
    11,086,458.60/16,639,019.10 = 5,411,533.80/x
  3. Step 3: Cross multiply
    11,086,458.60x = 16,639,019.10 × 5,411,533.80
  4. Step 4: Simplify right side
    11,086,458.60x = 90,042,614,258,495.58
  5. Step 5: Solve for x
    x = 90,042,614,258,495.58/11,086,458.60
  6. Step 6: Final answer
    x = 8,121,855.46

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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.