Home / 7,510,625.76-10,364,666.31-4,072,865.88

Finding the Fourth Proportional to 7,510,625.76, 10,364,666.31 and 4,072,865.88

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Solution

The fourth proportional to 7,510,625.76, 10,364,666.31 and 4,072,865.88 is: 5,620,556.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510,625.76 : 10,364,666.31 = 4,072,865.88 : x
  2. Step 2: Convert to fraction form
    7,510,625.76/10,364,666.31 = 4,072,865.88/x
  3. Step 3: Cross multiply
    7,510,625.76x = 10,364,666.31 × 4,072,865.88
  4. Step 4: Simplify right side
    7,510,625.76x = 42,213,895,771,584.50
  5. Step 5: Solve for x
    x = 42,213,895,771,584.50/7,510,625.76
  6. Step 6: Final answer
    x = 5,620,556.41

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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.