Home / 13,063,500.84-18,028,245.96-7,262,379.12

Finding the Fourth Proportional to 13,063,500.84, 18,028,245.96 and 7,262,379.12

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Solution

The fourth proportional to 13,063,500.84, 18,028,245.96 and 7,262,379.12 is: 10,022,424.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,063,500.84 : 18,028,245.96 = 7,262,379.12 : x
  2. Step 2: Convert to fraction form
    13,063,500.84/18,028,245.96 = 7,262,379.12/x
  3. Step 3: Cross multiply
    13,063,500.84x = 18,028,245.96 × 7,262,379.12
  4. Step 4: Simplify right side
    13,063,500.84x = 130,927,957,030,128.36
  5. Step 5: Solve for x
    x = 130,927,957,030,128.36/13,063,500.84
  6. Step 6: Final answer
    x = 10,022,424.97

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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.