Home / 53,293,669.80-79,940,504.70-30,618,853.80

Finding the Fourth Proportional to 53,293,669.80, 79,940,504.70 and 30,618,853.80

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Solution

The fourth proportional to 53,293,669.80, 79,940,504.70 and 30,618,853.80 is: 45,928,280.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,293,669.80 : 79,940,504.70 = 30,618,853.80 : x
  2. Step 2: Convert to fraction form
    53,293,669.80/79,940,504.70 = 30,618,853.80/x
  3. Step 3: Cross multiply
    53,293,669.80x = 79,940,504.70 × 30,618,853.80
  4. Step 4: Simplify right side
    53,293,669.80x = 2,447,686,626,107,513
  5. Step 5: Solve for x
    x = 2,447,686,626,107,513/53,293,669.80
  6. Step 6: Final answer
    x = 45,928,280.70

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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.