Home / 54,838,591.40-75,677,263.30-30,393,883.56

Finding the Fourth Proportional to 54,838,591.40, 75,677,263.30 and 30,393,883.56

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Solution

The fourth proportional to 54,838,591.40, 75,677,263.30 and 30,393,883.56 is: 41,943,563.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,838,591.40 : 75,677,263.30 = 30,393,883.56 : x
  2. Step 2: Convert to fraction form
    54,838,591.40/75,677,263.30 = 30,393,883.56/x
  3. Step 3: Cross multiply
    54,838,591.40x = 75,677,263.30 × 30,393,883.56
  4. Step 4: Simplify right side
    54,838,591.40x = 2,300,125,928,879,661
  5. Step 5: Solve for x
    x = 2,300,125,928,879,661/54,838,591.40
  6. Step 6: Final answer
    x = 41,943,563.29

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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.