Home / 21,346,660.72-32,025,969.80-8,576,133.50

Finding the Fourth Proportional to 21,346,660.72, 32,025,969.80 and 8,576,133.50

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Solution

The fourth proportional to 21,346,660.72, 32,025,969.80 and 8,576,133.50 is: 12,866,602.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,346,660.72 : 32,025,969.80 = 8,576,133.50 : x
  2. Step 2: Convert to fraction form
    21,346,660.72/32,025,969.80 = 8,576,133.50/x
  3. Step 3: Cross multiply
    21,346,660.72x = 32,025,969.80 × 8,576,133.50
  4. Step 4: Simplify right side
    21,346,660.72x = 274,658,992,471,768.31
  5. Step 5: Solve for x
    x = 274,658,992,471,768.31/21,346,660.72
  6. Step 6: Final answer
    x = 12,866,602.23

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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.