Home / 11,870,976.45-16,382,459.51-6,572,671.37

Finding the Fourth Proportional to 11,870,976.45, 16,382,459.51 and 6,572,671.37

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Solution

The fourth proportional to 11,870,976.45, 16,382,459.51 and 6,572,671.37 is: 9,070,569.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,870,976.45 : 16,382,459.51 = 6,572,671.37 : x
  2. Step 2: Convert to fraction form
    11,870,976.45/16,382,459.51 = 6,572,671.37/x
  3. Step 3: Cross multiply
    11,870,976.45x = 16,382,459.51 × 6,572,671.37
  4. Step 4: Simplify right side
    11,870,976.45x = 107,676,522,493,682.14
  5. Step 5: Solve for x
    x = 107,676,522,493,682.14/11,870,976.45
  6. Step 6: Final answer
    x = 9,070,569.97

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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.