Home / 54,405,219.20-81,607,828.80-53,901,334.40

Finding the Fourth Proportional to 54,405,219.20, 81,607,828.80 and 53,901,334.40

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Solution

The fourth proportional to 54,405,219.20, 81,607,828.80 and 53,901,334.40 is: 80,852,001.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,405,219.20 : 81,607,828.80 = 53,901,334.40 : x
  2. Step 2: Convert to fraction form
    54,405,219.20/81,607,828.80 = 53,901,334.40/x
  3. Step 3: Cross multiply
    54,405,219.20x = 81,607,828.80 × 53,901,334.40
  4. Step 4: Simplify right side
    54,405,219.20x = 4,398,770,869,806,750.50
  5. Step 5: Solve for x
    x = 4,398,770,869,806,750.50/54,405,219.20
  6. Step 6: Final answer
    x = 80,852,001.60

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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.