Home / 15,513,955.24-21,410,230.68-8,544,631.40

Finding the Fourth Proportional to 15,513,955.24, 21,410,230.68 and 8,544,631.40

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Solution

The fourth proportional to 15,513,955.24, 21,410,230.68 and 8,544,631.40 is: 11,792,126.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,513,955.24 : 21,410,230.68 = 8,544,631.40 : x
  2. Step 2: Convert to fraction form
    15,513,955.24/21,410,230.68 = 8,544,631.40/x
  3. Step 3: Cross multiply
    15,513,955.24x = 21,410,230.68 × 8,544,631.40
  4. Step 4: Simplify right side
    15,513,955.24x = 182,942,529,349,571.34
  5. Step 5: Solve for x
    x = 182,942,529,349,571.34/15,513,955.24
  6. Step 6: Final answer
    x = 11,792,126.93

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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.