Home / 7,137,160.56-10,706,153.57-2,019,161.72

Finding the Fourth Proportional to 7,137,160.56, 10,706,153.57 and 2,019,161.72

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Solution

The fourth proportional to 7,137,160.56, 10,706,153.57 and 2,019,161.72 is: 3,028,859.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,160.56 : 10,706,153.57 = 2,019,161.72 : x
  2. Step 2: Convert to fraction form
    7,137,160.56/10,706,153.57 = 2,019,161.72/x
  3. Step 3: Cross multiply
    7,137,160.56x = 10,706,153.57 × 2,019,161.72
  4. Step 4: Simplify right side
    7,137,160.56x = 21,617,455,467,160.04
  5. Step 5: Solve for x
    x = 21,617,455,467,160.04/7,137,160.56
  6. Step 6: Final answer
    x = 3,028,859.35

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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.