Home / 28,575,192.72-42,859,393.56-9,401,194.56

Finding the Fourth Proportional to 28,575,192.72, 42,859,393.56 and 9,401,194.56

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Solution

The fourth proportional to 28,575,192.72, 42,859,393.56 and 9,401,194.56 is: 14,100,674.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,575,192.72 : 42,859,393.56 = 9,401,194.56 : x
  2. Step 2: Convert to fraction form
    28,575,192.72/42,859,393.56 = 9,401,194.56/x
  3. Step 3: Cross multiply
    28,575,192.72x = 42,859,393.56 × 9,401,194.56
  4. Step 4: Simplify right side
    28,575,192.72x = 402,929,497,581,171.06
  5. Step 5: Solve for x
    x = 402,929,497,581,171.06/28,575,192.72
  6. Step 6: Final answer
    x = 14,100,674.72

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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.