Home / 8,392,539.33-12,588,809.03-2,712,763.64

Finding the Fourth Proportional to 8,392,539.33, 12,588,809.03 and 2,712,763.64

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Solution

The fourth proportional to 8,392,539.33, 12,588,809.03 and 2,712,763.64 is: 4,069,145.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392,539.33 : 12,588,809.03 = 2,712,763.64 : x
  2. Step 2: Convert to fraction form
    8,392,539.33/12,588,809.03 = 2,712,763.64/x
  3. Step 3: Cross multiply
    8,392,539.33x = 12,588,809.03 × 2,712,763.64
  4. Step 4: Simplify right side
    8,392,539.33x = 34,150,463,330,979.80
  5. Step 5: Solve for x
    x = 34,150,463,330,979.80/8,392,539.33
  6. Step 6: Final answer
    x = 4,069,145.46

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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.