Home / 12,793,963.60-19,159,452.60-8,510,942.80

Finding the Fourth Proportional to 12,793,963.60, 19,159,452.60 and 8,510,942.80

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Solution

The fourth proportional to 12,793,963.60, 19,159,452.60 and 8,510,942.80 is: 12,745,464.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,793,963.60 : 19,159,452.60 = 8,510,942.80 : x
  2. Step 2: Convert to fraction form
    12,793,963.60/19,159,452.60 = 8,510,942.80/x
  3. Step 3: Cross multiply
    12,793,963.60x = 19,159,452.60 × 8,510,942.80
  4. Step 4: Simplify right side
    12,793,963.60x = 163,065,005,157,911.31
  5. Step 5: Solve for x
    x = 163,065,005,157,911.31/12,793,963.60
  6. Step 6: Final answer
    x = 12,745,464.21

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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.