Home / 39,928,575.60-55,103,986.80-22,518,568.80

Finding the Fourth Proportional to 39,928,575.60, 55,103,986.80 and 22,518,568.80

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Solution

The fourth proportional to 39,928,575.60, 55,103,986.80 and 22,518,568.80 is: 31,077,064.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,928,575.60 : 55,103,986.80 = 22,518,568.80 : x
  2. Step 2: Convert to fraction form
    39,928,575.60/55,103,986.80 = 22,518,568.80/x
  3. Step 3: Cross multiply
    39,928,575.60x = 55,103,986.80 × 22,518,568.80
  4. Step 4: Simplify right side
    39,928,575.60x = 1,240,862,917,910,091.75
  5. Step 5: Solve for x
    x = 1,240,862,917,910,091.75/39,928,575.60
  6. Step 6: Final answer
    x = 31,077,064.46

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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.