Home / 13,709,478.34-20,441,651.06-13,332,819.52

Finding the Fourth Proportional to 13,709,478.34, 20,441,651.06 and 13,332,819.52

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Solution

The fourth proportional to 13,709,478.34, 20,441,651.06 and 13,332,819.52 is: 19,880,030.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,709,478.34 : 20,441,651.06 = 13,332,819.52 : x
  2. Step 2: Convert to fraction form
    13,709,478.34/20,441,651.06 = 13,332,819.52/x
  3. Step 3: Cross multiply
    13,709,478.34x = 20,441,651.06 × 13,332,819.52
  4. Step 4: Simplify right side
    13,709,478.34x = 272,544,844,273,796.66
  5. Step 5: Solve for x
    x = 272,544,844,273,796.66/13,709,478.34
  6. Step 6: Final answer
    x = 19,880,030.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.