Home / 18,380,943.83-25,318,988.80-14,022,463.34

Finding the Fourth Proportional to 18,380,943.83, 25,318,988.80 and 14,022,463.34

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Solution

The fourth proportional to 18,380,943.83, 25,318,988.80 and 14,022,463.34 is: 19,315,362.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,380,943.83 : 25,318,988.80 = 14,022,463.34 : x
  2. Step 2: Convert to fraction form
    18,380,943.83/25,318,988.80 = 14,022,463.34/x
  3. Step 3: Cross multiply
    18,380,943.83x = 25,318,988.80 × 14,022,463.34
  4. Step 4: Simplify right side
    18,380,943.83x = 355,034,592,282,111.88
  5. Step 5: Solve for x
    x = 355,034,592,282,111.88/18,380,943.83
  6. Step 6: Final answer
    x = 19,315,362.45

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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.