Home / 18,711,091.80-28,084,352.40-16,018,457.40

Finding the Fourth Proportional to 18,711,091.80, 28,084,352.40 and 16,018,457.40

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Solution

The fourth proportional to 18,711,091.80, 28,084,352.40 and 16,018,457.40 is: 24,042,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,711,091.80 : 28,084,352.40 = 16,018,457.40 : x
  2. Step 2: Convert to fraction form
    18,711,091.80/28,084,352.40 = 16,018,457.40/x
  3. Step 3: Cross multiply
    18,711,091.80x = 28,084,352.40 × 16,018,457.40
  4. Step 4: Simplify right side
    18,711,091.80x = 449,868,002,525,987.75
  5. Step 5: Solve for x
    x = 449,868,002,525,987.75/18,711,091.80
  6. Step 6: Final answer
    x = 24,042,851.55

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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.