Home / 35,485,965.20-53,140,474.20-28,408,077.20

Finding the Fourth Proportional to 35,485,965.20, 53,140,474.20 and 28,408,077.20

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Solution

The fourth proportional to 35,485,965.20, 53,140,474.20 and 28,408,077.20 is: 42,541,288.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,485,965.20 : 53,140,474.20 = 28,408,077.20 : x
  2. Step 2: Convert to fraction form
    35,485,965.20/53,140,474.20 = 28,408,077.20/x
  3. Step 3: Cross multiply
    35,485,965.20x = 53,140,474.20 × 28,408,077.20
  4. Step 4: Simplify right side
    35,485,965.20x = 1,509,618,693,518,208.25
  5. Step 5: Solve for x
    x = 1,509,618,693,518,208.25/35,485,965.20
  6. Step 6: Final answer
    x = 42,541,288.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.