Home / 8,145,956.70-12,208,437.45-6,243,266.70

Finding the Fourth Proportional to 8,145,956.70, 12,208,437.45 and 6,243,266.70

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Solution

The fourth proportional to 8,145,956.70, 12,208,437.45 and 6,243,266.70 is: 9,356,854.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,145,956.70 : 12,208,437.45 = 6,243,266.70 : x
  2. Step 2: Convert to fraction form
    8,145,956.70/12,208,437.45 = 6,243,266.70/x
  3. Step 3: Cross multiply
    8,145,956.70x = 12,208,437.45 × 6,243,266.70
  4. Step 4: Simplify right side
    8,145,956.70x = 76,220,530,990,617.91
  5. Step 5: Solve for x
    x = 76,220,530,990,617.91/8,145,956.70
  6. Step 6: Final answer
    x = 9,356,854.42

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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.