Home / 19,980,470.41-27,573,048.82-10,813,113.16

Finding the Fourth Proportional to 19,980,470.41, 27,573,048.82 and 10,813,113.16

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Solution

The fourth proportional to 19,980,470.41, 27,573,048.82 and 10,813,113.16 is: 14,922,095.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,980,470.41 : 27,573,048.82 = 10,813,113.16 : x
  2. Step 2: Convert to fraction form
    19,980,470.41/27,573,048.82 = 10,813,113.16/x
  3. Step 3: Cross multiply
    19,980,470.41x = 27,573,048.82 × 10,813,113.16
  4. Step 4: Simplify right side
    19,980,470.41x = 298,150,496,918,999.19
  5. Step 5: Solve for x
    x = 298,150,496,918,999.19/19,980,470.41
  6. Step 6: Final answer
    x = 14,922,095.97

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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.