Home / 7,884,019.70-11,826,029.55-6,289,696.70

Finding the Fourth Proportional to 7,884,019.70, 11,826,029.55 and 6,289,696.70

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Solution

The fourth proportional to 7,884,019.70, 11,826,029.55 and 6,289,696.70 is: 9,434,545.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,019.70 : 11,826,029.55 = 6,289,696.70 : x
  2. Step 2: Convert to fraction form
    7,884,019.70/11,826,029.55 = 6,289,696.70/x
  3. Step 3: Cross multiply
    7,884,019.70x = 11,826,029.55 × 6,289,696.70
  4. Step 4: Simplify right side
    7,884,019.70x = 74,382,139,034,737.48
  5. Step 5: Solve for x
    x = 74,382,139,034,737.48/7,884,019.70
  6. Step 6: Final answer
    x = 9,434,545.05

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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.