Home / 7,461,792.63-11,191,436.89-2,070,990.72

Finding the Fourth Proportional to 7,461,792.63, 11,191,436.89 and 2,070,990.72

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Solution

The fourth proportional to 7,461,792.63, 11,191,436.89 and 2,070,990.72 is: 3,106,138.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461,792.63 : 11,191,436.89 = 2,070,990.72 : x
  2. Step 2: Convert to fraction form
    7,461,792.63/11,191,436.89 = 2,070,990.72/x
  3. Step 3: Cross multiply
    7,461,792.63x = 11,191,436.89 × 2,070,990.72
  4. Step 4: Simplify right side
    7,461,792.63x = 23,177,361,942,655.66
  5. Step 5: Solve for x
    x = 23,177,361,942,655.66/7,461,792.63
  6. Step 6: Final answer
    x = 3,106,138.58

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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.