Home / 39,453,895.07-54,444,025.87-21,811,740.60

Finding the Fourth Proportional to 39,453,895.07, 54,444,025.87 and 21,811,740.60

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Solution

The fourth proportional to 39,453,895.07, 54,444,025.87 and 21,811,740.60 is: 30,098,903.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,453,895.07 : 54,444,025.87 = 21,811,740.60 : x
  2. Step 2: Convert to fraction form
    39,453,895.07/54,444,025.87 = 21,811,740.60/x
  3. Step 3: Cross multiply
    39,453,895.07x = 54,444,025.87 × 21,811,740.60
  4. Step 4: Simplify right side
    39,453,895.07x = 1,187,518,969,339,517.50
  5. Step 5: Solve for x
    x = 1,187,518,969,339,517.50/39,453,895.07
  6. Step 6: Final answer
    x = 30,098,903.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.