Home / 39,928,577.60-55,103,989.56-22,518,570.80

Finding the Fourth Proportional to 39,928,577.60, 55,103,989.56 and 22,518,570.80

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Solution

The fourth proportional to 39,928,577.60, 55,103,989.56 and 22,518,570.80 is: 31,077,067.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,928,577.60 : 55,103,989.56 = 22,518,570.80 : x
  2. Step 2: Convert to fraction form
    39,928,577.60/55,103,989.56 = 22,518,570.80/x
  3. Step 3: Cross multiply
    39,928,577.60x = 55,103,989.56 × 22,518,570.80
  4. Step 4: Simplify right side
    39,928,577.60x = 1,240,863,090,269,321
  5. Step 5: Solve for x
    x = 1,240,863,090,269,321/39,928,577.60
  6. Step 6: Final answer
    x = 31,077,067.22

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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.