Home / 11,886,219.60-16,403,048.52-6,453,711.60

Finding the Fourth Proportional to 11,886,219.60, 16,403,048.52 and 6,453,711.60

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Solution

The fourth proportional to 11,886,219.60, 16,403,048.52 and 6,453,711.60 is: 8,906,157.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,886,219.60 : 16,403,048.52 = 6,453,711.60 : x
  2. Step 2: Convert to fraction form
    11,886,219.60/16,403,048.52 = 6,453,711.60/x
  3. Step 3: Cross multiply
    11,886,219.60x = 16,403,048.52 × 6,453,711.60
  4. Step 4: Simplify right side
    11,886,219.60x = 105,860,544,508,886.83
  5. Step 5: Solve for x
    x = 105,860,544,508,886.83/11,886,219.60
  6. Step 6: Final answer
    x = 8,906,157.56

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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.