Home / 53,367,813.64-73,647,645.80-28,921,527.64

Finding the Fourth Proportional to 53,367,813.64, 73,647,645.80 and 28,921,527.64

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Solution

The fourth proportional to 53,367,813.64, 73,647,645.80 and 28,921,527.64 is: 39,911,742.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,367,813.64 : 73,647,645.80 = 28,921,527.64 : x
  2. Step 2: Convert to fraction form
    53,367,813.64/73,647,645.80 = 28,921,527.64/x
  3. Step 3: Cross multiply
    53,367,813.64x = 73,647,645.80 × 28,921,527.64
  4. Step 4: Simplify right side
    53,367,813.64x = 2,130,002,423,625,629.75
  5. Step 5: Solve for x
    x = 2,130,002,423,625,629.75/53,367,813.64
  6. Step 6: Final answer
    x = 39,911,742.27

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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.