Home / 7,559,146.67-11,338,761.53-1,879,370.98

Finding the Fourth Proportional to 7,559,146.67, 11,338,761.53 and 1,879,370.98

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Solution

The fourth proportional to 7,559,146.67, 11,338,761.53 and 1,879,370.98 is: 2,819,066.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559,146.67 : 11,338,761.53 = 1,879,370.98 : x
  2. Step 2: Convert to fraction form
    7,559,146.67/11,338,761.53 = 1,879,370.98/x
  3. Step 3: Cross multiply
    7,559,146.67x = 11,338,761.53 × 1,879,370.98
  4. Step 4: Simplify right side
    7,559,146.67x = 21,309,739,330,878.64
  5. Step 5: Solve for x
    x = 21,309,739,330,878.64/7,559,146.67
  6. Step 6: Final answer
    x = 2,819,066.79

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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.