Home / 21,576,006.30-32,364,009.45-8,789,540.70

Finding the Fourth Proportional to 21,576,006.30, 32,364,009.45 and 8,789,540.70

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Solution

The fourth proportional to 21,576,006.30, 32,364,009.45 and 8,789,540.70 is: 13,184,311.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576,006.30 : 32,364,009.45 = 8,789,540.70 : x
  2. Step 2: Convert to fraction form
    21,576,006.30/32,364,009.45 = 8,789,540.70/x
  3. Step 3: Cross multiply
    21,576,006.30x = 32,364,009.45 × 8,789,540.70
  4. Step 4: Simplify right side
    21,576,006.30x = 284,464,778,275,959.56
  5. Step 5: Solve for x
    x = 284,464,778,275,959.56/21,576,006.30
  6. Step 6: Final answer
    x = 13,184,311.05

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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.