Home / 49,578,474.68-74,361,787.68-13,189,526

Finding the Fourth Proportional to 49,578,474.68, 74,361,787.68 and 13,189,526

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Solution

The fourth proportional to 49,578,474.68, 74,361,787.68 and 13,189,526 is: 19,782,712.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,578,474.68 : 74,361,787.68 = 13,189,526 : x
  2. Step 2: Convert to fraction form
    49,578,474.68/74,361,787.68 = 13,189,526/x
  3. Step 3: Cross multiply
    49,578,474.68x = 74,361,787.68 × 13,189,526
  4. Step 4: Simplify right side
    49,578,474.68x = 980,796,732,011,839.75
  5. Step 5: Solve for x
    x = 980,796,732,011,839.75/49,578,474.68
  6. Step 6: Final answer
    x = 19,782,712.93

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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.