Home / 7,013,145.60-10,519,718.40-5,879,404.80

Finding the Fourth Proportional to 7,013,145.60, 10,519,718.40 and 5,879,404.80

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Solution

The fourth proportional to 7,013,145.60, 10,519,718.40 and 5,879,404.80 is: 8,819,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013,145.60 : 10,519,718.40 = 5,879,404.80 : x
  2. Step 2: Convert to fraction form
    7,013,145.60/10,519,718.40 = 5,879,404.80/x
  3. Step 3: Cross multiply
    7,013,145.60x = 10,519,718.40 × 5,879,404.80
  4. Step 4: Simplify right side
    7,013,145.60x = 61,849,682,855,608.32
  5. Step 5: Solve for x
    x = 61,849,682,855,608.32/7,013,145.60
  6. Step 6: Final answer
    x = 8,819,107.20

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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.