Home / 28,875,623.62-43,313,509.28-7,310,227.62

Finding the Fourth Proportional to 28,875,623.62, 43,313,509.28 and 7,310,227.62

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Solution

The fourth proportional to 28,875,623.62, 43,313,509.28 and 7,310,227.62 is: 10,965,360.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,875,623.62 : 43,313,509.28 = 7,310,227.62 : x
  2. Step 2: Convert to fraction form
    28,875,623.62/43,313,509.28 = 7,310,227.62/x
  3. Step 3: Cross multiply
    28,875,623.62x = 43,313,509.28 × 7,310,227.62
  4. Step 4: Simplify right side
    28,875,623.62x = 316,631,611,857,782.31
  5. Step 5: Solve for x
    x = 316,631,611,857,782.31/28,875,623.62
  6. Step 6: Final answer
    x = 10,965,360.13

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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.