Home / 7,884,112.80-11,823,404.40-4,096,336.80

Finding the Fourth Proportional to 7,884,112.80, 11,823,404.40 and 4,096,336.80

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Solution

The fourth proportional to 7,884,112.80, 11,823,404.40 and 4,096,336.80 is: 6,143,068.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,112.80 : 11,823,404.40 = 4,096,336.80 : x
  2. Step 2: Convert to fraction form
    7,884,112.80/11,823,404.40 = 4,096,336.80/x
  3. Step 3: Cross multiply
    7,884,112.80x = 11,823,404.40 × 4,096,336.80
  4. Step 4: Simplify right side
    7,884,112.80x = 48,432,646,545,001.92
  5. Step 5: Solve for x
    x = 48,432,646,545,001.92/7,884,112.80
  6. Step 6: Final answer
    x = 6,143,068.70

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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.