Home / 8,427,888.37-12,637,003.90-2,590,553.92

Finding the Fourth Proportional to 8,427,888.37, 12,637,003.90 and 2,590,553.92

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Solution

The fourth proportional to 8,427,888.37, 12,637,003.90 and 2,590,553.92 is: 3,884,346.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,427,888.37 : 12,637,003.90 = 2,590,553.92 : x
  2. Step 2: Convert to fraction form
    8,427,888.37/12,637,003.90 = 2,590,553.92/x
  3. Step 3: Cross multiply
    8,427,888.37x = 12,637,003.90 × 2,590,553.92
  4. Step 4: Simplify right side
    8,427,888.37x = 32,736,839,990,200.29
  5. Step 5: Solve for x
    x = 32,736,839,990,200.29/8,427,888.37
  6. Step 6: Final answer
    x = 3,884,346.65

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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.