Home / 18,716,059.80-28,095,084.90-14,475,029.40

Finding the Fourth Proportional to 18,716,059.80, 28,095,084.90 and 14,475,029.40

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Solution

The fourth proportional to 18,716,059.80, 28,095,084.90 and 14,475,029.40 is: 21,728,781.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,716,059.80 : 28,095,084.90 = 14,475,029.40 : x
  2. Step 2: Convert to fraction form
    18,716,059.80/28,095,084.90 = 14,475,029.40/x
  3. Step 3: Cross multiply
    18,716,059.80x = 28,095,084.90 × 14,475,029.40
  4. Step 4: Simplify right side
    18,716,059.80x = 406,677,179,922,996.06
  5. Step 5: Solve for x
    x = 406,677,179,922,996.06/18,716,059.80
  6. Step 6: Final answer
    x = 21,728,781.82

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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.