Home / 7,415,793.60-11,123,690.40-7,289,822.40

Finding the Fourth Proportional to 7,415,793.60, 11,123,690.40 and 7,289,822.40

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Solution

The fourth proportional to 7,415,793.60, 11,123,690.40 and 7,289,822.40 is: 10,934,733.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415,793.60 : 11,123,690.40 = 7,289,822.40 : x
  2. Step 2: Convert to fraction form
    7,415,793.60/11,123,690.40 = 7,289,822.40/x
  3. Step 3: Cross multiply
    7,415,793.60x = 11,123,690.40 × 7,289,822.40
  4. Step 4: Simplify right side
    7,415,793.60x = 81,089,727,448,584.97
  5. Step 5: Solve for x
    x = 81,089,727,448,584.97/7,415,793.60
  6. Step 6: Final answer
    x = 10,934,733.60

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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.