Home / 21,746,486.33-30,009,344.05-11,956,348.02

Finding the Fourth Proportional to 21,746,486.33, 30,009,344.05 and 11,956,348.02

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Solution

The fourth proportional to 21,746,486.33, 30,009,344.05 and 11,956,348.02 is: 16,499,316.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,746,486.33 : 30,009,344.05 = 11,956,348.02 : x
  2. Step 2: Convert to fraction form
    21,746,486.33/30,009,344.05 = 11,956,348.02/x
  3. Step 3: Cross multiply
    21,746,486.33x = 30,009,344.05 × 11,956,348.02
  4. Step 4: Simplify right side
    21,746,486.33x = 358,802,161,373,942.31
  5. Step 5: Solve for x
    x = 358,802,161,373,942.31/21,746,486.33
  6. Step 6: Final answer
    x = 16,499,316.53

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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.