Home / 28,575,218.22-42,859,431.57-9,401,220.30

Finding the Fourth Proportional to 28,575,218.22, 42,859,431.57 and 9,401,220.30

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Solution

The fourth proportional to 28,575,218.22, 42,859,431.57 and 9,401,220.30 is: 14,100,713.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,575,218.22 : 42,859,431.57 = 9,401,220.30 : x
  2. Step 2: Convert to fraction form
    28,575,218.22/42,859,431.57 = 9,401,220.30/x
  3. Step 3: Cross multiply
    28,575,218.22x = 42,859,431.57 × 9,401,220.30
  4. Step 4: Simplify right side
    28,575,218.22x = 402,930,958,122,344.88
  5. Step 5: Solve for x
    x = 402,930,958,122,344.88/28,575,218.22
  6. Step 6: Final answer
    x = 14,100,713.25

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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.