Home / 7,704,430.80-11,558,489.40-3,712,059.60

Finding the Fourth Proportional to 7,704,430.80, 11,558,489.40 and 3,712,059.60

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Solution

The fourth proportional to 7,704,430.80, 11,558,489.40 and 3,712,059.60 is: 5,568,977.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,704,430.80 : 11,558,489.40 = 3,712,059.60 : x
  2. Step 2: Convert to fraction form
    7,704,430.80/11,558,489.40 = 3,712,059.60/x
  3. Step 3: Cross multiply
    7,704,430.80x = 11,558,489.40 × 3,712,059.60
  4. Step 4: Simplify right side
    7,704,430.80x = 42,905,801,538,768.24
  5. Step 5: Solve for x
    x = 42,905,801,538,768.24/7,704,430.80
  6. Step 6: Final answer
    x = 5,568,977.47

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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.