Home / 11,191,867.20-16,775,359.20-6,146,798.40

Finding the Fourth Proportional to 11,191,867.20, 16,775,359.20 and 6,146,798.40

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Solution

The fourth proportional to 11,191,867.20, 16,775,359.20 and 6,146,798.40 is: 9,213,364.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,191,867.20 : 16,775,359.20 = 6,146,798.40 : x
  2. Step 2: Convert to fraction form
    11,191,867.20/16,775,359.20 = 6,146,798.40/x
  3. Step 3: Cross multiply
    11,191,867.20x = 16,775,359.20 × 6,146,798.40
  4. Step 4: Simplify right side
    11,191,867.20x = 103,114,751,089,985.28
  5. Step 5: Solve for x
    x = 103,114,751,089,985.28/11,191,867.20
  6. Step 6: Final answer
    x = 9,213,364.42

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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.