Home / 9,739,437.84-13,440,819.85-5,388,453.28

Finding the Fourth Proportional to 9,739,437.84, 13,440,819.85 and 5,388,453.28

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Solution

The fourth proportional to 9,739,437.84, 13,440,819.85 and 5,388,453.28 is: 7,436,284.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,739,437.84 : 13,440,819.85 = 5,388,453.28 : x
  2. Step 2: Convert to fraction form
    9,739,437.84/13,440,819.85 = 5,388,453.28/x
  3. Step 3: Cross multiply
    9,739,437.84x = 13,440,819.85 × 5,388,453.28
  4. Step 4: Simplify right side
    9,739,437.84x = 72,425,229,809,951.50
  5. Step 5: Solve for x
    x = 72,425,229,809,951.50/9,739,437.84
  6. Step 6: Final answer
    x = 7,436,284.41

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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.