Home / 30,138,059.52-41,591,041.92-16,387,116.48

Finding the Fourth Proportional to 30,138,059.52, 41,591,041.92 and 16,387,116.48

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Solution

The fourth proportional to 30,138,059.52, 41,591,041.92 and 16,387,116.48 is: 22,614,503.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,138,059.52 : 41,591,041.92 = 16,387,116.48 : x
  2. Step 2: Convert to fraction form
    30,138,059.52/41,591,041.92 = 16,387,116.48/x
  3. Step 3: Cross multiply
    30,138,059.52x = 41,591,041.92 × 16,387,116.48
  4. Step 4: Simplify right side
    30,138,059.52x = 681,557,248,467,602.88
  5. Step 5: Solve for x
    x = 681,557,248,467,602.88/30,138,059.52
  6. Step 6: Final answer
    x = 22,614,503.37

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1.5x scale

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.