Home / 13,106,529.77-19,659,777.71-3,521,908.45

Finding the Fourth Proportional to 13,106,529.77, 19,659,777.71 and 3,521,908.45

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Solution

The fourth proportional to 13,106,529.77, 19,659,777.71 and 3,521,908.45 is: 5,282,858.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106,529.77 : 19,659,777.71 = 3,521,908.45 : x
  2. Step 2: Convert to fraction form
    13,106,529.77/19,659,777.71 = 3,521,908.45/x
  3. Step 3: Cross multiply
    13,106,529.77x = 19,659,777.71 × 3,521,908.45
  4. Step 4: Simplify right side
    13,106,529.77x = 69,239,937,143,671.76
  5. Step 5: Solve for x
    x = 69,239,937,143,671.76/13,106,529.77
  6. Step 6: Final answer
    x = 5,282,858.11

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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.