Home / 14,997,846.30-20,698,711.10-8,471,896.12

Finding the Fourth Proportional to 14,997,846.30, 20,698,711.10 and 8,471,896.12

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Solution

The fourth proportional to 14,997,846.30, 20,698,711.10 and 8,471,896.12 is: 11,692,167.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,997,846.30 : 20,698,711.10 = 8,471,896.12 : x
  2. Step 2: Convert to fraction form
    14,997,846.30/20,698,711.10 = 8,471,896.12/x
  3. Step 3: Cross multiply
    14,997,846.30x = 20,698,711.10 × 8,471,896.12
  4. Step 4: Simplify right side
    14,997,846.30x = 175,357,330,257,090.94
  5. Step 5: Solve for x
    x = 175,357,330,257,090.94/14,997,846.30
  6. Step 6: Final answer
    x = 11,692,167.45

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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.