Home / 13,784,283.27-19,021,998.37-8,630,488.71

Finding the Fourth Proportional to 13,784,283.27, 19,021,998.37 and 8,630,488.71

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Solution

The fourth proportional to 13,784,283.27, 19,021,998.37 and 8,630,488.71 is: 11,909,878.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,784,283.27 : 19,021,998.37 = 8,630,488.71 : x
  2. Step 2: Convert to fraction form
    13,784,283.27/19,021,998.37 = 8,630,488.71/x
  3. Step 3: Cross multiply
    13,784,283.27x = 19,021,998.37 × 8,630,488.71
  4. Step 4: Simplify right side
    13,784,283.27x = 164,169,142,173,923.44
  5. Step 5: Solve for x
    x = 164,169,142,173,923.44/13,784,283.27
  6. Step 6: Final answer
    x = 11,909,878.73

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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.