Home / 21,746,496.74-30,009,358.41-11,956,358.43

Finding the Fourth Proportional to 21,746,496.74, 30,009,358.41 and 11,956,358.43

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Solution

The fourth proportional to 21,746,496.74, 30,009,358.41 and 11,956,358.43 is: 16,499,330.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,746,496.74 : 30,009,358.41 = 11,956,358.43 : x
  2. Step 2: Convert to fraction form
    21,746,496.74/30,009,358.41 = 11,956,358.43/x
  3. Step 3: Cross multiply
    21,746,496.74x = 30,009,358.41 × 11,956,358.43
  4. Step 4: Simplify right side
    21,746,496.74x = 358,802,645,359,458.56
  5. Step 5: Solve for x
    x = 358,802,645,359,458.56/21,746,496.74
  6. Step 6: Final answer
    x = 16,499,330.89

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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.