Home / 14,015,871.45-19,341,359.42-7,820,596.17

Finding the Fourth Proportional to 14,015,871.45, 19,341,359.42 and 7,820,596.17

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Solution

The fourth proportional to 14,015,871.45, 19,341,359.42 and 7,820,596.17 is: 10,792,119.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015,871.45 : 19,341,359.42 = 7,820,596.17 : x
  2. Step 2: Convert to fraction form
    14,015,871.45/19,341,359.42 = 7,820,596.17/x
  3. Step 3: Cross multiply
    14,015,871.45x = 19,341,359.42 × 7,820,596.17
  4. Step 4: Simplify right side
    14,015,871.45x = 151,260,961,363,542.44
  5. Step 5: Solve for x
    x = 151,260,961,363,542.44/14,015,871.45
  6. Step 6: Final answer
    x = 10,792,119.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.