Home / 53,879,823-80,820,434.88-17,978,031

Finding the Fourth Proportional to 53,879,823, 80,820,434.88 and 17,978,031

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Solution

The fourth proportional to 53,879,823, 80,820,434.88 and 17,978,031 is: 26,967,280.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,879,823 : 80,820,434.88 = 17,978,031 : x
  2. Step 2: Convert to fraction form
    53,879,823/80,820,434.88 = 17,978,031/x
  3. Step 3: Cross multiply
    53,879,823x = 80,820,434.88 × 17,978,031
  4. Step 4: Simplify right side
    53,879,823x = 1,452,992,283,706,121.25
  5. Step 5: Solve for x
    x = 1,452,992,283,706,121.25/53,879,823
  6. Step 6: Final answer
    x = 26,967,280.20

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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.