Home / 8,546,978.70-12,820,468.05-2,563,346.70

Finding the Fourth Proportional to 8,546,978.70, 12,820,468.05 and 2,563,346.70

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Solution

The fourth proportional to 8,546,978.70, 12,820,468.05 and 2,563,346.70 is: 3,845,020.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546,978.70 : 12,820,468.05 = 2,563,346.70 : x
  2. Step 2: Convert to fraction form
    8,546,978.70/12,820,468.05 = 2,563,346.70/x
  3. Step 3: Cross multiply
    8,546,978.70x = 12,820,468.05 × 2,563,346.70
  4. Step 4: Simplify right side
    8,546,978.70x = 32,863,304,468,422.94
  5. Step 5: Solve for x
    x = 32,863,304,468,422.94/8,546,978.70
  6. Step 6: Final answer
    x = 3,845,020.05

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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.