Home / 8,308,022.40-12,462,033.60-5,102,755.20

Finding the Fourth Proportional to 8,308,022.40, 12,462,033.60 and 5,102,755.20

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Solution

The fourth proportional to 8,308,022.40, 12,462,033.60 and 5,102,755.20 is: 7,654,132.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308,022.40 : 12,462,033.60 = 5,102,755.20 : x
  2. Step 2: Convert to fraction form
    8,308,022.40/12,462,033.60 = 5,102,755.20/x
  3. Step 3: Cross multiply
    8,308,022.40x = 12,462,033.60 × 5,102,755.20
  4. Step 4: Simplify right side
    8,308,022.40x = 63,590,706,754,974.72
  5. Step 5: Solve for x
    x = 63,590,706,754,974.72/8,308,022.40
  6. Step 6: Final answer
    x = 7,654,132.80

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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.