Home / 53,507,499.81-80,241,562.76-18,483,704.17

Finding the Fourth Proportional to 53,507,499.81, 80,241,562.76 and 18,483,704.17

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Solution

The fourth proportional to 53,507,499.81, 80,241,562.76 and 18,483,704.17 is: 27,718,755.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,507,499.81 : 80,241,562.76 = 18,483,704.17 : x
  2. Step 2: Convert to fraction form
    53,507,499.81/80,241,562.76 = 18,483,704.17/x
  3. Step 3: Cross multiply
    53,507,499.81x = 80,241,562.76 × 18,483,704.17
  4. Step 4: Simplify right side
    53,507,499.81x = 1,483,161,307,793,121
  5. Step 5: Solve for x
    x = 1,483,161,307,793,121/53,507,499.81
  6. Step 6: Final answer
    x = 27,718,755.56

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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.