Home / 15,037,984.48-20,751,881.63-8,511,473.81

Finding the Fourth Proportional to 15,037,984.48, 20,751,881.63 and 8,511,473.81

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Solution

The fourth proportional to 15,037,984.48, 20,751,881.63 and 8,511,473.81 is: 11,745,529.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,037,984.48 : 20,751,881.63 = 8,511,473.81 : x
  2. Step 2: Convert to fraction form
    15,037,984.48/20,751,881.63 = 8,511,473.81/x
  3. Step 3: Cross multiply
    15,037,984.48x = 20,751,881.63 × 8,511,473.81
  4. Step 4: Simplify right side
    15,037,984.48x = 176,629,097,001,965.12
  5. Step 5: Solve for x
    x = 176,629,097,001,965.12/15,037,984.48
  6. Step 6: Final answer
    x = 11,745,529.94

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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.