Home / 21,956,416.25-30,300,032.55-12,167,024.03

Finding the Fourth Proportional to 21,956,416.25, 30,300,032.55 and 12,167,024.03

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Solution

The fourth proportional to 21,956,416.25, 30,300,032.55 and 12,167,024.03 is: 16,790,591.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,956,416.25 : 30,300,032.55 = 12,167,024.03 : x
  2. Step 2: Convert to fraction form
    21,956,416.25/30,300,032.55 = 12,167,024.03/x
  3. Step 3: Cross multiply
    21,956,416.25x = 30,300,032.55 × 12,167,024.03
  4. Step 4: Simplify right side
    21,956,416.25x = 368,661,223,994,132.06
  5. Step 5: Solve for x
    x = 368,661,223,994,132.06/21,956,416.25
  6. Step 6: Final answer
    x = 16,790,591.87

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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.