Home / 14,001,513.50-21,005,813.20-3,904,134.50

Finding the Fourth Proportional to 14,001,513.50, 21,005,813.20 and 3,904,134.50

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Solution

The fourth proportional to 14,001,513.50, 21,005,813.20 and 3,904,134.50 is: 5,857,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001,513.50 : 21,005,813.20 = 3,904,134.50 : x
  2. Step 2: Convert to fraction form
    14,001,513.50/21,005,813.20 = 3,904,134.50/x
  3. Step 3: Cross multiply
    14,001,513.50x = 21,005,813.20 × 3,904,134.50
  4. Step 4: Simplify right side
    14,001,513.50x = 82,009,520,014,675.39
  5. Step 5: Solve for x
    x = 82,009,520,014,675.39/14,001,513.50
  6. Step 6: Final answer
    x = 5,857,189.65

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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.