Home / 7,839,704.28-10,819,099.24-5,364,117.40

Finding the Fourth Proportional to 7,839,704.28, 10,819,099.24 and 5,364,117.40

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Solution

The fourth proportional to 7,839,704.28, 10,819,099.24 and 5,364,117.40 is: 7,402,692.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,839,704.28 : 10,819,099.24 = 5,364,117.40 : x
  2. Step 2: Convert to fraction form
    7,839,704.28/10,819,099.24 = 5,364,117.40/x
  3. Step 3: Cross multiply
    7,839,704.28x = 10,819,099.24 × 5,364,117.40
  4. Step 4: Simplify right side
    7,839,704.28x = 58,034,918,485,610.78
  5. Step 5: Solve for x
    x = 58,034,918,485,610.78/7,839,704.28
  6. Step 6: Final answer
    x = 7,402,692.30

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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.