Home / 10,639,548.05-15,961,563.72-3,450,521.39

Finding the Fourth Proportional to 10,639,548.05, 15,961,563.72 and 3,450,521.39

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Solution

The fourth proportional to 10,639,548.05, 15,961,563.72 and 3,450,521.39 is: 5,176,509.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,639,548.05 : 15,961,563.72 = 3,450,521.39 : x
  2. Step 2: Convert to fraction form
    10,639,548.05/15,961,563.72 = 3,450,521.39/x
  3. Step 3: Cross multiply
    10,639,548.05x = 15,961,563.72 × 3,450,521.39
  4. Step 4: Simplify right side
    10,639,548.05x = 55,075,716,953,900.15
  5. Step 5: Solve for x
    x = 55,075,716,953,900.15/10,639,548.05
  6. Step 6: Final answer
    x = 5,176,509.07

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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.