Home / 19,095,512.36-28,642,491.70-4,718,218.08

Finding the Fourth Proportional to 19,095,512.36, 28,642,491.70 and 4,718,218.08

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Solution

The fourth proportional to 19,095,512.36, 28,642,491.70 and 4,718,218.08 is: 7,077,135.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,095,512.36 : 28,642,491.70 = 4,718,218.08 : x
  2. Step 2: Convert to fraction form
    19,095,512.36/28,642,491.70 = 4,718,218.08/x
  3. Step 3: Cross multiply
    19,095,512.36x = 28,642,491.70 × 4,718,218.08
  4. Step 4: Simplify right side
    19,095,512.36x = 135,141,522,195,189.94
  5. Step 5: Solve for x
    x = 135,141,522,195,189.94/19,095,512.36
  6. Step 6: Final answer
    x = 7,077,135.17

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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.