Home / 11,397,359.79-15,728,066.88-6,368,150.31

Finding the Fourth Proportional to 11,397,359.79, 15,728,066.88 and 6,368,150.31

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Solution

The fourth proportional to 11,397,359.79, 15,728,066.88 and 6,368,150.31 is: 8,787,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,397,359.79 : 15,728,066.88 = 6,368,150.31 : x
  2. Step 2: Convert to fraction form
    11,397,359.79/15,728,066.88 = 6,368,150.31/x
  3. Step 3: Cross multiply
    11,397,359.79x = 15,728,066.88 × 6,368,150.31
  4. Step 4: Simplify right side
    11,397,359.79x = 100,158,693,977,572.73
  5. Step 5: Solve for x
    x = 100,158,693,977,572.73/11,397,359.79
  6. Step 6: Final answer
    x = 8,787,885.60

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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.