Home / 8,727,771.96-12,045,425.22-5,289,574.68

Finding the Fourth Proportional to 8,727,771.96, 12,045,425.22 and 5,289,574.68

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Solution

The fourth proportional to 8,727,771.96, 12,045,425.22 and 5,289,574.68 is: 7,300,279.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727,771.96 : 12,045,425.22 = 5,289,574.68 : x
  2. Step 2: Convert to fraction form
    8,727,771.96/12,045,425.22 = 5,289,574.68/x
  3. Step 3: Cross multiply
    8,727,771.96x = 12,045,425.22 × 5,289,574.68
  4. Step 4: Simplify right side
    8,727,771.96x = 63,715,176,253,545.43
  5. Step 5: Solve for x
    x = 63,715,176,253,545.43/8,727,771.96
  6. Step 6: Final answer
    x = 7,300,279.68

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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.