Home / 38,554,441.30-57,830,021.70-12,995,409.70

Finding the Fourth Proportional to 38,554,441.30, 57,830,021.70 and 12,995,409.70

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Solution

The fourth proportional to 38,554,441.30, 57,830,021.70 and 12,995,409.70 is: 19,492,561.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,554,441.30 : 57,830,021.70 = 12,995,409.70 : x
  2. Step 2: Convert to fraction form
    38,554,441.30/57,830,021.70 = 12,995,409.70/x
  3. Step 3: Cross multiply
    38,554,441.30x = 57,830,021.70 × 12,995,409.70
  4. Step 4: Simplify right side
    38,554,441.30x = 751,524,824,951,390.50
  5. Step 5: Solve for x
    x = 751,524,824,951,390.50/38,554,441.30
  6. Step 6: Final answer
    x = 19,492,561.68

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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.