Home / 8,404,373.80-12,587,898.30-7,284,629.80

Finding the Fourth Proportional to 8,404,373.80, 12,587,898.30 and 7,284,629.80

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Solution

The fourth proportional to 8,404,373.80, 12,587,898.30 and 7,284,629.80 is: 10,910,768.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,404,373.80 : 12,587,898.30 = 7,284,629.80 : x
  2. Step 2: Convert to fraction form
    8,404,373.80/12,587,898.30 = 7,284,629.80/x
  3. Step 3: Cross multiply
    8,404,373.80x = 12,587,898.30 × 7,284,629.80
  4. Step 4: Simplify right side
    8,404,373.80x = 91,698,179,075,549.34
  5. Step 5: Solve for x
    x = 91,698,179,075,549.34/8,404,373.80
  6. Step 6: Final answer
    x = 10,910,768.76

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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.