Home / 55,187,003.29-82,793,313.49-18,795,708.92

Finding the Fourth Proportional to 55,187,003.29, 82,793,313.49 and 18,795,708.92

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Solution

The fourth proportional to 55,187,003.29, 82,793,313.49 and 18,795,708.92 is: 28,197,925.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,187,003.29 : 82,793,313.49 = 18,795,708.92 : x
  2. Step 2: Convert to fraction form
    55,187,003.29/82,793,313.49 = 18,795,708.92/x
  3. Step 3: Cross multiply
    55,187,003.29x = 82,793,313.49 × 18,795,708.92
  4. Step 4: Simplify right side
    55,187,003.29x = 1,556,159,020,466,382.50
  5. Step 5: Solve for x
    x = 1,556,159,020,466,382.50/55,187,003.29
  6. Step 6: Final answer
    x = 28,197,925.74

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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.