Home / 20,248,364.08-27,955,783.56-18,069,159.52

Finding the Fourth Proportional to 20,248,364.08, 27,955,783.56 and 18,069,159.52

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Solution

The fourth proportional to 20,248,364.08, 27,955,783.56 and 18,069,159.52 is: 24,947,077.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,248,364.08 : 27,955,783.56 = 18,069,159.52 : x
  2. Step 2: Convert to fraction form
    20,248,364.08/27,955,783.56 = 18,069,159.52/x
  3. Step 3: Cross multiply
    20,248,364.08x = 27,955,783.56 × 18,069,159.52
  4. Step 4: Simplify right side
    20,248,364.08x = 505,137,512,652,233.44
  5. Step 5: Solve for x
    x = 505,137,512,652,233.44/20,248,364.08
  6. Step 6: Final answer
    x = 24,947,077.73

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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.