Home / 53,367,813.63-73,647,645.81-28,921,527.63

Finding the Fourth Proportional to 53,367,813.63, 73,647,645.81 and 28,921,527.63

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Solution

The fourth proportional to 53,367,813.63, 73,647,645.81 and 28,921,527.63 is: 39,911,742.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,367,813.63 : 73,647,645.81 = 28,921,527.63 : x
  2. Step 2: Convert to fraction form
    53,367,813.63/73,647,645.81 = 28,921,527.63/x
  3. Step 3: Cross multiply
    53,367,813.63x = 73,647,645.81 × 28,921,527.63
  4. Step 4: Simplify right side
    53,367,813.63x = 2,130,002,423,178,368.75
  5. Step 5: Solve for x
    x = 2,130,002,423,178,368.75/53,367,813.63
  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.