Home / 7,926,465.60-11,890,087.20-4,147,329.60

Finding the Fourth Proportional to 7,926,465.60, 11,890,087.20 and 4,147,329.60

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Solution

The fourth proportional to 7,926,465.60, 11,890,087.20 and 4,147,329.60 is: 6,221,197.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926,465.60 : 11,890,087.20 = 4,147,329.60 : x
  2. Step 2: Convert to fraction form
    7,926,465.60/11,890,087.20 = 4,147,329.60/x
  3. Step 3: Cross multiply
    7,926,465.60x = 11,890,087.20 × 4,147,329.60
  4. Step 4: Simplify right side
    7,926,465.60x = 49,312,110,591,141.12
  5. Step 5: Solve for x
    x = 49,312,110,591,141.12/7,926,465.60
  6. Step 6: Final answer
    x = 6,221,197.83

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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.