Home / 7,265,719.26-10,898,924.49-2,778,379.74

Finding the Fourth Proportional to 7,265,719.26, 10,898,924.49 and 2,778,379.74

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Solution

The fourth proportional to 7,265,719.26, 10,898,924.49 and 2,778,379.74 is: 4,167,701.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265,719.26 : 10,898,924.49 = 2,778,379.74 : x
  2. Step 2: Convert to fraction form
    7,265,719.26/10,898,924.49 = 2,778,379.74/x
  3. Step 3: Cross multiply
    7,265,719.26x = 10,898,924.49 × 2,778,379.74
  4. Step 4: Simplify right side
    7,265,719.26x = 30,281,350,990,805.84
  5. Step 5: Solve for x
    x = 30,281,350,990,805.84/7,265,719.26
  6. Step 6: Final answer
    x = 4,167,701.77

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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.