Home / 11,870,146.09-16,375,600.74-6,973,159.06

Finding the Fourth Proportional to 11,870,146.09, 16,375,600.74 and 6,973,159.06

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Solution

The fourth proportional to 11,870,146.09, 16,375,600.74 and 6,973,159.06 is: 9,619,904.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,870,146.09 : 16,375,600.74 = 6,973,159.06 : x
  2. Step 2: Convert to fraction form
    11,870,146.09/16,375,600.74 = 6,973,159.06/x
  3. Step 3: Cross multiply
    11,870,146.09x = 16,375,600.74 × 6,973,159.06
  4. Step 4: Simplify right side
    11,870,146.09x = 114,189,668,663,073.70
  5. Step 5: Solve for x
    x = 114,189,668,663,073.70/11,870,146.09
  6. Step 6: Final answer
    x = 9,619,904.24

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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.