Home / 13,855,999.67-20,785,107.59-4,754,434.67

Finding the Fourth Proportional to 13,855,999.67, 20,785,107.59 and 4,754,434.67

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Solution

The fourth proportional to 13,855,999.67, 20,785,107.59 and 4,754,434.67 is: 7,132,032.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,855,999.67 : 20,785,107.59 = 4,754,434.67 : x
  2. Step 2: Convert to fraction form
    13,855,999.67/20,785,107.59 = 4,754,434.67/x
  3. Step 3: Cross multiply
    13,855,999.67x = 20,785,107.59 × 4,754,434.67
  4. Step 4: Simplify right side
    13,855,999.67x = 98,821,436,121,803.97
  5. Step 5: Solve for x
    x = 98,821,436,121,803.97/13,855,999.67
  6. Step 6: Final answer
    x = 7,132,032.22

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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.