Home / 15,796,808.94-21,793,104.48-9,600,857.52

Finding the Fourth Proportional to 15,796,808.94, 21,793,104.48 and 9,600,857.52

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Solution

The fourth proportional to 15,796,808.94, 21,793,104.48 and 9,600,857.52 is: 13,245,237.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,796,808.94 : 21,793,104.48 = 9,600,857.52 : x
  2. Step 2: Convert to fraction form
    15,796,808.94/21,793,104.48 = 9,600,857.52/x
  3. Step 3: Cross multiply
    15,796,808.94x = 21,793,104.48 × 9,600,857.52
  4. Step 4: Simplify right side
    15,796,808.94x = 209,232,491,030,953.69
  5. Step 5: Solve for x
    x = 209,232,491,030,953.69/15,796,808.94
  6. Step 6: Final answer
    x = 13,245,237.81

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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.