Home / 18,387,411.08-27,571,889.10-10,713,535.88

Finding the Fourth Proportional to 18,387,411.08, 27,571,889.10 and 10,713,535.88

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Solution

The fourth proportional to 18,387,411.08, 27,571,889.10 and 10,713,535.88 is: 16,064,927.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,387,411.08 : 27,571,889.10 = 10,713,535.88 : x
  2. Step 2: Convert to fraction form
    18,387,411.08/27,571,889.10 = 10,713,535.88/x
  3. Step 3: Cross multiply
    18,387,411.08x = 27,571,889.10 × 10,713,535.88
  4. Step 4: Simplify right side
    18,387,411.08x = 295,392,423,152,230.94
  5. Step 5: Solve for x
    x = 295,392,423,152,230.94/18,387,411.08
  6. Step 6: Final answer
    x = 16,064,927.35

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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.