Home / 8,243,686.20-12,365,561.13-3,448,011.54

Finding the Fourth Proportional to 8,243,686.20, 12,365,561.13 and 3,448,011.54

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Solution

The fourth proportional to 8,243,686.20, 12,365,561.13 and 3,448,011.54 is: 5,172,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243,686.20 : 12,365,561.13 = 3,448,011.54 : x
  2. Step 2: Convert to fraction form
    8,243,686.20/12,365,561.13 = 3,448,011.54/x
  3. Step 3: Cross multiply
    8,243,686.20x = 12,365,561.13 × 3,448,011.54
  4. Step 4: Simplify right side
    8,243,686.20x = 42,636,597,474,815.45
  5. Step 5: Solve for x
    x = 42,636,597,474,815.45/8,243,686.20
  6. Step 6: Final answer
    x = 5,172,030.62

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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.