Home / 13,676,869.44-18,775,245.60-11,739,767.04

Finding the Fourth Proportional to 13,676,869.44, 18,775,245.60 and 11,739,767.04

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Solution

The fourth proportional to 13,676,869.44, 18,775,245.60 and 11,739,767.04 is: 16,116,042.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,676,869.44 : 18,775,245.60 = 11,739,767.04 : x
  2. Step 2: Convert to fraction form
    13,676,869.44/18,775,245.60 = 11,739,767.04/x
  3. Step 3: Cross multiply
    13,676,869.44x = 18,775,245.60 × 11,739,767.04
  4. Step 4: Simplify right side
    13,676,869.44x = 220,417,009,462,785.03
  5. Step 5: Solve for x
    x = 220,417,009,462,785.03/13,676,869.44
  6. Step 6: Final answer
    x = 16,116,042.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.