Home / 19,269,518.07-28,892,733.60-6,133,261.87

Finding the Fourth Proportional to 19,269,518.07, 28,892,733.60 and 6,133,261.87

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Solution

The fourth proportional to 19,269,518.07, 28,892,733.60 and 6,133,261.87 is: 9,196,218.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,269,518.07 : 28,892,733.60 = 6,133,261.87 : x
  2. Step 2: Convert to fraction form
    19,269,518.07/28,892,733.60 = 6,133,261.87/x
  3. Step 3: Cross multiply
    19,269,518.07x = 28,892,733.60 × 6,133,261.87
  4. Step 4: Simplify right side
    19,269,518.07x = 177,206,701,318,805
  5. Step 5: Solve for x
    x = 177,206,701,318,805/19,269,518.07
  6. Step 6: Final answer
    x = 9,196,218.64

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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.