Home / 11,167,679.10-16,751,518.65-4,778,577.30

Finding the Fourth Proportional to 11,167,679.10, 16,751,518.65 and 4,778,577.30

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Solution

The fourth proportional to 11,167,679.10, 16,751,518.65 and 4,778,577.30 is: 7,167,865.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167,679.10 : 16,751,518.65 = 4,778,577.30 : x
  2. Step 2: Convert to fraction form
    11,167,679.10/16,751,518.65 = 4,778,577.30/x
  3. Step 3: Cross multiply
    11,167,679.10x = 16,751,518.65 × 4,778,577.30
  4. Step 4: Simplify right side
    11,167,679.10x = 80,048,426,761,416.64
  5. Step 5: Solve for x
    x = 80,048,426,761,416.64/11,167,679.10
  6. Step 6: Final answer
    x = 7,167,865.95

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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.