Home / 5,111,143-7,664,469.18-1,914,026.92

Finding the Fourth Proportional to 5,111,143, 7,664,469.18 and 1,914,026.92

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Solution

The fourth proportional to 5,111,143, 7,664,469.18 and 1,914,026.92 is: 2,870,199.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,111,143 : 7,664,469.18 = 1,914,026.92 : x
  2. Step 2: Convert to fraction form
    5,111,143/7,664,469.18 = 1,914,026.92/x
  3. Step 3: Cross multiply
    5,111,143x = 7,664,469.18 × 1,914,026.92
  4. Step 4: Simplify right side
    5,111,143x = 14,670,000,338,030.32
  5. Step 5: Solve for x
    x = 14,670,000,338,030.32/5,111,143
  6. Step 6: Final answer
    x = 2,870,199.55

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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.