Home / 7,808,871.34-11,698,052.41-5,379,595.48

Finding the Fourth Proportional to 7,808,871.34, 11,698,052.41 and 5,379,595.48

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Solution

The fourth proportional to 7,808,871.34, 11,698,052.41 and 5,379,595.48 is: 8,058,884.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,808,871.34 : 11,698,052.41 = 5,379,595.48 : x
  2. Step 2: Convert to fraction form
    7,808,871.34/11,698,052.41 = 5,379,595.48/x
  3. Step 3: Cross multiply
    7,808,871.34x = 11,698,052.41 × 5,379,595.48
  4. Step 4: Simplify right side
    7,808,871.34x = 62,930,789,869,639.11
  5. Step 5: Solve for x
    x = 62,930,789,869,639.11/7,808,871.34
  6. Step 6: Final answer
    x = 8,058,884.20

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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.