Home / 8,266,373.35-12,398,083.80-5,228,302.30

Finding the Fourth Proportional to 8,266,373.35, 12,398,083.80 and 5,228,302.30

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Solution

The fourth proportional to 8,266,373.35, 12,398,083.80 and 5,228,302.30 is: 7,841,519.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266,373.35 : 12,398,083.80 = 5,228,302.30 : x
  2. Step 2: Convert to fraction form
    8,266,373.35/12,398,083.80 = 5,228,302.30/x
  3. Step 3: Cross multiply
    8,266,373.35x = 12,398,083.80 × 5,228,302.30
  4. Step 4: Simplify right side
    8,266,373.35x = 64,820,930,047,132.74
  5. Step 5: Solve for x
    x = 64,820,930,047,132.74/8,266,373.35
  6. Step 6: Final answer
    x = 7,841,519.77

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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.