Home / 30,890,520.65-46,338,503.99-11,459,971.73

Finding the Fourth Proportional to 30,890,520.65, 46,338,503.99 and 11,459,971.73

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Solution

The fourth proportional to 30,890,520.65, 46,338,503.99 and 11,459,971.73 is: 17,190,967.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,890,520.65 : 46,338,503.99 = 11,459,971.73 : x
  2. Step 2: Convert to fraction form
    30,890,520.65/46,338,503.99 = 11,459,971.73/x
  3. Step 3: Cross multiply
    30,890,520.65x = 46,338,503.99 × 11,459,971.73
  4. Step 4: Simplify right side
    30,890,520.65x = 531,037,945,735,892.25
  5. Step 5: Solve for x
    x = 531,037,945,735,892.25/30,890,520.65
  6. Step 6: Final answer
    x = 17,190,967.80

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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.