Home / 15,886,505.88-21,897,178.47-11,234,290.32

Finding the Fourth Proportional to 15,886,505.88, 21,897,178.47 and 11,234,290.32

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Solution

The fourth proportional to 15,886,505.88, 21,897,178.47 and 11,234,290.32 is: 15,484,793.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,886,505.88 : 21,897,178.47 = 11,234,290.32 : x
  2. Step 2: Convert to fraction form
    15,886,505.88/21,897,178.47 = 11,234,290.32/x
  3. Step 3: Cross multiply
    15,886,505.88x = 21,897,178.47 × 11,234,290.32
  4. Step 4: Simplify right side
    15,886,505.88x = 245,999,260,120,833.41
  5. Step 5: Solve for x
    x = 245,999,260,120,833.41/15,886,505.88
  6. Step 6: Final answer
    x = 15,484,793.32

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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.