Home / 7,030,032.68-9,701,768.58-3,974,375.72

Finding the Fourth Proportional to 7,030,032.68, 9,701,768.58 and 3,974,375.72

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Solution

The fourth proportional to 7,030,032.68, 9,701,768.58 and 3,974,375.72 is: 5,484,821.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030,032.68 : 9,701,768.58 = 3,974,375.72 : x
  2. Step 2: Convert to fraction form
    7,030,032.68/9,701,768.58 = 3,974,375.72/x
  3. Step 3: Cross multiply
    7,030,032.68x = 9,701,768.58 × 3,974,375.72
  4. Step 4: Simplify right side
    7,030,032.68x = 38,558,473,485,410.88
  5. Step 5: Solve for x
    x = 38,558,473,485,410.88/7,030,032.68
  6. Step 6: Final answer
    x = 5,484,821.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.