Home / 13,203,473.45-19,803,085.74-3,616,610.72

Finding the Fourth Proportional to 13,203,473.45, 19,803,085.74 and 3,616,610.72

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Solution

The fourth proportional to 13,203,473.45, 19,803,085.74 and 3,616,610.72 is: 5,424,334.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203,473.45 : 19,803,085.74 = 3,616,610.72 : x
  2. Step 2: Convert to fraction form
    13,203,473.45/19,803,085.74 = 3,616,610.72/x
  3. Step 3: Cross multiply
    13,203,473.45x = 19,803,085.74 × 3,616,610.72
  4. Step 4: Simplify right side
    13,203,473.45x = 71,620,052,077,347.69
  5. Step 5: Solve for x
    x = 71,620,052,077,347.69/13,203,473.45
  6. Step 6: Final answer
    x = 5,424,334.16

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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.