Home / 11,771,928.40-17,657,892.60-4,680,216.40

Finding the Fourth Proportional to 11,771,928.40, 17,657,892.60 and 4,680,216.40

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Solution

The fourth proportional to 11,771,928.40, 17,657,892.60 and 4,680,216.40 is: 7,020,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,771,928.40 : 17,657,892.60 = 4,680,216.40 : x
  2. Step 2: Convert to fraction form
    11,771,928.40/17,657,892.60 = 4,680,216.40/x
  3. Step 3: Cross multiply
    11,771,928.40x = 17,657,892.60 × 4,680,216.40
  4. Step 4: Simplify right side
    11,771,928.40x = 82,642,758,535,958.66
  5. Step 5: Solve for x
    x = 82,642,758,535,958.66/11,771,928.40
  6. Step 6: Final answer
    x = 7,020,324.60

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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.