Home / 30,819,421.35-46,228,010.73-9,253,462.65

Finding the Fourth Proportional to 30,819,421.35, 46,228,010.73 and 9,253,462.65

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Solution

The fourth proportional to 30,819,421.35, 46,228,010.73 and 9,253,462.65 is: 13,879,857.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,819,421.35 : 46,228,010.73 = 9,253,462.65 : x
  2. Step 2: Convert to fraction form
    30,819,421.35/46,228,010.73 = 9,253,462.65/x
  3. Step 3: Cross multiply
    30,819,421.35x = 46,228,010.73 × 9,253,462.65
  4. Step 4: Simplify right side
    30,819,421.35x = 427,769,170,673,854.25
  5. Step 5: Solve for x
    x = 427,769,170,673,854.25/30,819,421.35
  6. Step 6: Final answer
    x = 13,879,857.31

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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.