Home / 52,509,145.20-72,466,626.77-28,992,215.75

Finding the Fourth Proportional to 52,509,145.20, 72,466,626.77 and 28,992,215.75

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Solution

The fourth proportional to 52,509,145.20, 72,466,626.77 and 28,992,215.75 is: 40,011,469.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,509,145.20 : 72,466,626.77 = 28,992,215.75 : x
  2. Step 2: Convert to fraction form
    52,509,145.20/72,466,626.77 = 28,992,215.75/x
  3. Step 3: Cross multiply
    52,509,145.20x = 72,466,626.77 × 28,992,215.75
  4. Step 4: Simplify right side
    52,509,145.20x = 2,100,968,077,483,271.50
  5. Step 5: Solve for x
    x = 2,100,968,077,483,271.50/52,509,145.20
  6. Step 6: Final answer
    x = 40,011,469.80

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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.