Home / 5,479,715.70-8,235,319.95-4,786,874.10

Finding the Fourth Proportional to 5,479,715.70, 8,235,319.95 and 4,786,874.10

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Solution

The fourth proportional to 5,479,715.70, 8,235,319.95 and 4,786,874.10 is: 7,194,066.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479,715.70 : 8,235,319.95 = 4,786,874.10 : x
  2. Step 2: Convert to fraction form
    5,479,715.70/8,235,319.95 = 4,786,874.10/x
  3. Step 3: Cross multiply
    5,479,715.70x = 8,235,319.95 × 4,786,874.10
  4. Step 4: Simplify right side
    5,479,715.70x = 39,421,439,773,868.29
  5. Step 5: Solve for x
    x = 39,421,439,773,868.29/5,479,715.70
  6. Step 6: Final answer
    x = 7,194,066.61

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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.