Home / 7,880,141.44-11,820,214.72-1,896,509.44

Finding the Fourth Proportional to 7,880,141.44, 11,820,214.72 and 1,896,509.44

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Solution

The fourth proportional to 7,880,141.44, 11,820,214.72 and 1,896,509.44 is: 2,844,764.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,880,141.44 : 11,820,214.72 = 1,896,509.44 : x
  2. Step 2: Convert to fraction form
    7,880,141.44/11,820,214.72 = 1,896,509.44/x
  3. Step 3: Cross multiply
    7,880,141.44x = 11,820,214.72 × 1,896,509.44
  4. Step 4: Simplify right side
    7,880,141.44x = 22,417,148,799,306.96
  5. Step 5: Solve for x
    x = 22,417,148,799,306.96/7,880,141.44
  6. Step 6: Final answer
    x = 2,844,764.78

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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.