Home / 49,534,035.84-74,309,980.35-20,382,725.52

Finding the Fourth Proportional to 49,534,035.84, 74,309,980.35 and 20,382,725.52

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Solution

The fourth proportional to 49,534,035.84, 74,309,980.35 and 20,382,725.52 is: 30,577,761.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,534,035.84 : 74,309,980.35 = 20,382,725.52 : x
  2. Step 2: Convert to fraction form
    49,534,035.84/74,309,980.35 = 20,382,725.52/x
  3. Step 3: Cross multiply
    49,534,035.84x = 74,309,980.35 × 20,382,725.52
  4. Step 4: Simplify right side
    49,534,035.84x = 1,514,639,932,870,643.50
  5. Step 5: Solve for x
    x = 1,514,639,932,870,643.50/49,534,035.84
  6. Step 6: Final answer
    x = 30,577,761.48

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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.