Home / 19,980,470.16-27,573,048.47-10,813,112.91

Finding the Fourth Proportional to 19,980,470.16, 27,573,048.47 and 10,813,112.91

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Solution

The fourth proportional to 19,980,470.16, 27,573,048.47 and 10,813,112.91 is: 14,922,095.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,980,470.16 : 27,573,048.47 = 10,813,112.91 : x
  2. Step 2: Convert to fraction form
    19,980,470.16/27,573,048.47 = 10,813,112.91/x
  3. Step 3: Cross multiply
    19,980,470.16x = 27,573,048.47 × 10,813,112.91
  4. Step 4: Simplify right side
    19,980,470.16x = 298,150,486,379,012.75
  5. Step 5: Solve for x
    x = 298,150,486,379,012.75/19,980,470.16
  6. Step 6: Final answer
    x = 14,922,095.63

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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.