Home / 8,243,999.10-12,362,499.45-3,985,472.70

Finding the Fourth Proportional to 8,243,999.10, 12,362,499.45 and 3,985,472.70

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Solution

The fourth proportional to 8,243,999.10, 12,362,499.45 and 3,985,472.70 is: 5,976,517.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243,999.10 : 12,362,499.45 = 3,985,472.70 : x
  2. Step 2: Convert to fraction form
    8,243,999.10/12,362,499.45 = 3,985,472.70/x
  3. Step 3: Cross multiply
    8,243,999.10x = 12,362,499.45 × 3,985,472.70
  4. Step 4: Simplify right side
    8,243,999.10x = 49,270,404,061,740.02
  5. Step 5: Solve for x
    x = 49,270,404,061,740.02/8,243,999.10
  6. Step 6: Final answer
    x = 5,976,517.40

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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.