Home / 5,146,545.14-7,103,084.10-2,855,443.94

Finding the Fourth Proportional to 5,146,545.14, 7,103,084.10 and 2,855,443.94

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Solution

The fourth proportional to 5,146,545.14, 7,103,084.10 and 2,855,443.94 is: 3,940,985.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146,545.14 : 7,103,084.10 = 2,855,443.94 : x
  2. Step 2: Convert to fraction form
    5,146,545.14/7,103,084.10 = 2,855,443.94/x
  3. Step 3: Cross multiply
    5,146,545.14x = 7,103,084.10 × 2,855,443.94
  4. Step 4: Simplify right side
    5,146,545.14x = 20,282,458,448,655.35
  5. Step 5: Solve for x
    x = 20,282,458,448,655.35/5,146,545.14
  6. Step 6: Final answer
    x = 3,940,985.24

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1.5x scale

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.