Home / 53,281,257.20-73,528,134.03-28,834,971.20

Finding the Fourth Proportional to 53,281,257.20, 73,528,134.03 and 28,834,971.20

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Solution

The fourth proportional to 53,281,257.20, 73,528,134.03 and 28,834,971.20 is: 39,792,259.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,281,257.20 : 73,528,134.03 = 28,834,971.20 : x
  2. Step 2: Convert to fraction form
    53,281,257.20/73,528,134.03 = 28,834,971.20/x
  3. Step 3: Cross multiply
    53,281,257.20x = 73,528,134.03 × 28,834,971.20
  4. Step 4: Simplify right side
    53,281,257.20x = 2,120,181,626,777,149.25
  5. Step 5: Solve for x
    x = 2,120,181,626,777,149.25/53,281,257.20
  6. Step 6: Final answer
    x = 39,792,259.76

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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.