Home / 14,977,998.52-20,669,627.28-8,102,485.96

Finding the Fourth Proportional to 14,977,998.52, 20,669,627.28 and 8,102,485.96

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Solution

The fourth proportional to 14,977,998.52, 20,669,627.28 and 8,102,485.96 is: 11,181,424.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,977,998.52 : 20,669,627.28 = 8,102,485.96 : x
  2. Step 2: Convert to fraction form
    14,977,998.52/20,669,627.28 = 8,102,485.96/x
  3. Step 3: Cross multiply
    14,977,998.52x = 20,669,627.28 × 8,102,485.96
  4. Step 4: Simplify right side
    14,977,998.52x = 167,475,364,834,633
  5. Step 5: Solve for x
    x = 167,475,364,834,633/14,977,998.52
  6. Step 6: Final answer
    x = 11,181,424.85

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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.