Home / 8,300,712.30-12,439,404.45-6,597,768.30

Finding the Fourth Proportional to 8,300,712.30, 12,439,404.45 and 6,597,768.30

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Solution

The fourth proportional to 8,300,712.30, 12,439,404.45 and 6,597,768.30 is: 9,887,381.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300,712.30 : 12,439,404.45 = 6,597,768.30 : x
  2. Step 2: Convert to fraction form
    8,300,712.30/12,439,404.45 = 6,597,768.30/x
  3. Step 3: Cross multiply
    8,300,712.30x = 12,439,404.45 × 6,597,768.30
  4. Step 4: Simplify right side
    8,300,712.30x = 82,072,308,351,088.92
  5. Step 5: Solve for x
    x = 82,072,308,351,088.92/8,300,712.30
  6. Step 6: Final answer
    x = 9,887,381.39

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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.