Home / 39,448,720.12-54,439,307.52-22,045,065.36

Finding the Fourth Proportional to 39,448,720.12, 54,439,307.52 and 22,045,065.36

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Solution

The fourth proportional to 39,448,720.12, 54,439,307.52 and 22,045,065.36 is: 30,422,231.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,448,720.12 : 54,439,307.52 = 22,045,065.36 : x
  2. Step 2: Convert to fraction form
    39,448,720.12/54,439,307.52 = 22,045,065.36/x
  3. Step 3: Cross multiply
    39,448,720.12x = 54,439,307.52 × 22,045,065.36
  4. Step 4: Simplify right side
    39,448,720.12x = 1,200,118,092,049,117.75
  5. Step 5: Solve for x
    x = 1,200,118,092,049,117.75/39,448,720.12
  6. Step 6: Final answer
    x = 30,422,231.41

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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.