Home / 7,818,922.36-10,783,715.28-5,503,479.85

Finding the Fourth Proportional to 7,818,922.36, 10,783,715.28 and 5,503,479.85

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Solution

The fourth proportional to 7,818,922.36, 10,783,715.28 and 5,503,479.85 is: 7,590,299.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,818,922.36 : 10,783,715.28 = 5,503,479.85 : x
  2. Step 2: Convert to fraction form
    7,818,922.36/10,783,715.28 = 5,503,479.85/x
  3. Step 3: Cross multiply
    7,818,922.36x = 10,783,715.28 × 5,503,479.85
  4. Step 4: Simplify right side
    7,818,922.36x = 59,347,959,697,698.52
  5. Step 5: Solve for x
    x = 59,347,959,697,698.52/7,818,922.36
  6. Step 6: Final answer
    x = 7,590,299.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.