Home / 10,401,799.02-15,604,191.09-3,213,960.54

Finding the Fourth Proportional to 10,401,799.02, 15,604,191.09 and 3,213,960.54

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Solution

The fourth proportional to 10,401,799.02, 15,604,191.09 and 3,213,960.54 is: 4,821,401.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,401,799.02 : 15,604,191.09 = 3,213,960.54 : x
  2. Step 2: Convert to fraction form
    10,401,799.02/15,604,191.09 = 3,213,960.54/x
  3. Step 3: Cross multiply
    10,401,799.02x = 15,604,191.09 × 3,213,960.54
  4. Step 4: Simplify right side
    10,401,799.02x = 50,151,254,421,879.59
  5. Step 5: Solve for x
    x = 50,151,254,421,879.59/10,401,799.02
  6. Step 6: Final answer
    x = 4,821,401.98

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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.