Home / 7,808,874.34-11,698,056.92-5,379,598.48

Finding the Fourth Proportional to 7,808,874.34, 11,698,056.92 and 5,379,598.48

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Solution

The fourth proportional to 7,808,874.34, 11,698,056.92 and 5,379,598.48 is: 8,058,888.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,808,874.34 : 11,698,056.92 = 5,379,598.48 : x
  2. Step 2: Convert to fraction form
    7,808,874.34/11,698,056.92 = 5,379,598.48/x
  3. Step 3: Cross multiply
    7,808,874.34x = 11,698,056.92 × 5,379,598.48
  4. Step 4: Simplify right side
    7,808,874.34x = 62,930,849,225,785.48
  5. Step 5: Solve for x
    x = 62,930,849,225,785.48/7,808,874.34
  6. Step 6: Final answer
    x = 8,058,888.71

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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.