Home / 28,332,030.88-42,493,291.62-7,863,829.84

Finding the Fourth Proportional to 28,332,030.88, 42,493,291.62 and 7,863,829.84

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Solution

The fourth proportional to 28,332,030.88, 42,493,291.62 and 7,863,829.84 is: 11,794,425.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,332,030.88 : 42,493,291.62 = 7,863,829.84 : x
  2. Step 2: Convert to fraction form
    28,332,030.88/42,493,291.62 = 7,863,829.84/x
  3. Step 3: Cross multiply
    28,332,030.88x = 42,493,291.62 × 7,863,829.84
  4. Step 4: Simplify right side
    28,332,030.88x = 334,160,014,641,177.94
  5. Step 5: Solve for x
    x = 334,160,014,641,177.94/28,332,030.88
  6. Step 6: Final answer
    x = 11,794,425.05

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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.