Home / 28,531,775.07-39,377,563.73-15,977,611.15

Finding the Fourth Proportional to 28,531,775.07, 39,377,563.73 and 15,977,611.15

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Solution

The fourth proportional to 28,531,775.07, 39,377,563.73 and 15,977,611.15 is: 22,051,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,531,775.07 : 39,377,563.73 = 15,977,611.15 : x
  2. Step 2: Convert to fraction form
    28,531,775.07/39,377,563.73 = 15,977,611.15/x
  3. Step 3: Cross multiply
    28,531,775.07x = 39,377,563.73 × 15,977,611.15
  4. Step 4: Simplify right side
    28,531,775.07x = 629,159,401,312,283.50
  5. Step 5: Solve for x
    x = 629,159,401,312,283.50/28,531,775.07
  6. Step 6: Final answer
    x = 22,051,183.28

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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.