Home / 21,703,373.80-32,555,060.70-16,680,039.40

Finding the Fourth Proportional to 21,703,373.80, 32,555,060.70 and 16,680,039.40

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Solution

The fourth proportional to 21,703,373.80, 32,555,060.70 and 16,680,039.40 is: 25,020,059.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,703,373.80 : 32,555,060.70 = 16,680,039.40 : x
  2. Step 2: Convert to fraction form
    21,703,373.80/32,555,060.70 = 16,680,039.40/x
  3. Step 3: Cross multiply
    21,703,373.80x = 32,555,060.70 × 16,680,039.40
  4. Step 4: Simplify right side
    21,703,373.80x = 543,019,695,145,391.56
  5. Step 5: Solve for x
    x = 543,019,695,145,391.56/21,703,373.80
  6. Step 6: Final answer
    x = 25,020,059.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.