Home / 7,983,113.29-11,975,050.54-3,879,545.42

Finding the Fourth Proportional to 7,983,113.29, 11,975,050.54 and 3,879,545.42

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Solution

The fourth proportional to 7,983,113.29, 11,975,050.54 and 3,879,545.42 is: 5,819,503.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983,113.29 : 11,975,050.54 = 3,879,545.42 : x
  2. Step 2: Convert to fraction form
    7,983,113.29/11,975,050.54 = 3,879,545.42/x
  3. Step 3: Cross multiply
    7,983,113.29x = 11,975,050.54 × 3,879,545.42
  4. Step 4: Simplify right side
    7,983,113.29x = 46,457,752,501,085.15
  5. Step 5: Solve for x
    x = 46,457,752,501,085.15/7,983,113.29
  6. Step 6: Final answer
    x = 5,819,503.09

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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.