Home / 19,975,727.98-29,964,920.64-7,020,311.77

Finding the Fourth Proportional to 19,975,727.98, 29,964,920.64 and 7,020,311.77

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Solution

The fourth proportional to 19,975,727.98, 29,964,920.64 and 7,020,311.77 is: 10,530,934.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,975,727.98 : 29,964,920.64 = 7,020,311.77 : x
  2. Step 2: Convert to fraction form
    19,975,727.98/29,964,920.64 = 7,020,311.77/x
  3. Step 3: Cross multiply
    19,975,727.98x = 29,964,920.64 × 7,020,311.77
  4. Step 4: Simplify right side
    19,975,727.98x = 210,363,085,056,107.94
  5. Step 5: Solve for x
    x = 210,363,085,056,107.94/19,975,727.98
  6. Step 6: Final answer
    x = 10,530,934.61

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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.