Home / 21,956,452.53-30,300,084.99-12,167,060.19

Finding the Fourth Proportional to 21,956,452.53, 30,300,084.99 and 12,167,060.19

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Solution

The fourth proportional to 21,956,452.53, 30,300,084.99 and 12,167,060.19 is: 16,790,643.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,956,452.53 : 30,300,084.99 = 12,167,060.19 : x
  2. Step 2: Convert to fraction form
    21,956,452.53/30,300,084.99 = 12,167,060.19/x
  3. Step 3: Cross multiply
    21,956,452.53x = 30,300,084.99 × 12,167,060.19
  4. Step 4: Simplify right side
    21,956,452.53x = 368,662,957,835,445.50
  5. Step 5: Solve for x
    x = 368,662,957,835,445.50/21,956,452.53
  6. Step 6: Final answer
    x = 16,790,643.08

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1.5x scale

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.