Home / 39,448,721.12-54,439,308.90-22,045,066.36

Finding the Fourth Proportional to 39,448,721.12, 54,439,308.90 and 22,045,066.36

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Solution

The fourth proportional to 39,448,721.12, 54,439,308.90 and 22,045,066.36 is: 30,422,232.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,448,721.12 : 54,439,308.90 = 22,045,066.36 : x
  2. Step 2: Convert to fraction form
    39,448,721.12/54,439,308.90 = 22,045,066.36/x
  3. Step 3: Cross multiply
    39,448,721.12x = 54,439,308.90 × 22,045,066.36
  4. Step 4: Simplify right side
    39,448,721.12x = 1,200,118,177,293,038.50
  5. Step 5: Solve for x
    x = 1,200,118,177,293,038.50/39,448,721.12
  6. Step 6: Final answer
    x = 30,422,232.79

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1.5x scale

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.