Home / 13,013,992-19,532,696.33-6,953,903.88

Finding the Fourth Proportional to 13,013,992, 19,532,696.33 and 6,953,903.88

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Solution

The fourth proportional to 13,013,992, 19,532,696.33 and 6,953,903.88 is: 10,437,112.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,013,992 : 19,532,696.33 = 6,953,903.88 : x
  2. Step 2: Convert to fraction form
    13,013,992/19,532,696.33 = 6,953,903.88/x
  3. Step 3: Cross multiply
    13,013,992x = 19,532,696.33 × 6,953,903.88
  4. Step 4: Simplify right side
    13,013,992x = 135,828,492,796,048.75
  5. Step 5: Solve for x
    x = 135,828,492,796,048.75/13,013,992
  6. Step 6: Final answer
    x = 10,437,112.06

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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.