Home / 53,815,541.22-74,267,861.67-30,302,163.81

Finding the Fourth Proportional to 53,815,541.22, 74,267,861.67 and 30,302,163.81

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Solution

The fourth proportional to 53,815,541.22, 74,267,861.67 and 30,302,163.81 is: 41,818,345.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,815,541.22 : 74,267,861.67 = 30,302,163.81 : x
  2. Step 2: Convert to fraction form
    53,815,541.22/74,267,861.67 = 30,302,163.81/x
  3. Step 3: Cross multiply
    53,815,541.22x = 74,267,861.67 × 30,302,163.81
  4. Step 4: Simplify right side
    53,815,541.22x = 2,250,476,910,142,760
  5. Step 5: Solve for x
    x = 2,250,476,910,142,760/53,815,541.22
  6. Step 6: Final answer
    x = 41,818,345.76

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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.