Home / 10,889,981.64-15,029,053.26-6,244,198.98

Finding the Fourth Proportional to 10,889,981.64, 15,029,053.26 and 6,244,198.98

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Solution

The fourth proportional to 10,889,981.64, 15,029,053.26 and 6,244,198.98 is: 8,617,498.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889,981.64 : 15,029,053.26 = 6,244,198.98 : x
  2. Step 2: Convert to fraction form
    10,889,981.64/15,029,053.26 = 6,244,198.98/x
  3. Step 3: Cross multiply
    10,889,981.64x = 15,029,053.26 × 6,244,198.98
  4. Step 4: Simplify right side
    10,889,981.64x = 93,844,399,036,457.69
  5. Step 5: Solve for x
    x = 93,844,399,036,457.69/10,889,981.64
  6. Step 6: Final answer
    x = 8,617,498.37

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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.