Home / 54,380,761.74-81,480,339.90-38,177,705.16

Finding the Fourth Proportional to 54,380,761.74, 81,480,339.90 and 38,177,705.16

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Solution

The fourth proportional to 54,380,761.74, 81,480,339.90 and 38,177,705.16 is: 57,202,810.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,380,761.74 : 81,480,339.90 = 38,177,705.16 : x
  2. Step 2: Convert to fraction form
    54,380,761.74/81,480,339.90 = 38,177,705.16/x
  3. Step 3: Cross multiply
    54,380,761.74x = 81,480,339.90 × 38,177,705.16
  4. Step 4: Simplify right side
    54,380,761.74x = 3,110,732,393,038,784
  5. Step 5: Solve for x
    x = 3,110,732,393,038,784/54,380,761.74
  6. Step 6: Final answer
    x = 57,202,810.21

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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.