Home / 8,150,625.70-12,225,938.55-5,759,141.20

Finding the Fourth Proportional to 8,150,625.70, 12,225,938.55 and 5,759,141.20

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Solution

The fourth proportional to 8,150,625.70, 12,225,938.55 and 5,759,141.20 is: 8,638,711.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,150,625.70 : 12,225,938.55 = 5,759,141.20 : x
  2. Step 2: Convert to fraction form
    8,150,625.70/12,225,938.55 = 5,759,141.20/x
  3. Step 3: Cross multiply
    8,150,625.70x = 12,225,938.55 × 5,759,141.20
  4. Step 4: Simplify right side
    8,150,625.70x = 70,410,906,411,973.27
  5. Step 5: Solve for x
    x = 70,410,906,411,973.27/8,150,625.70
  6. Step 6: Final answer
    x = 8,638,711.80

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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.