Home / 18,962,810.40-28,444,215.60-16,943,334.60

Finding the Fourth Proportional to 18,962,810.40, 28,444,215.60 and 16,943,334.60

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Solution

The fourth proportional to 18,962,810.40, 28,444,215.60 and 16,943,334.60 is: 25,415,001.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,962,810.40 : 28,444,215.60 = 16,943,334.60 : x
  2. Step 2: Convert to fraction form
    18,962,810.40/28,444,215.60 = 16,943,334.60/x
  3. Step 3: Cross multiply
    18,962,810.40x = 28,444,215.60 × 16,943,334.60
  4. Step 4: Simplify right side
    18,962,810.40x = 481,939,862,345,339.81
  5. Step 5: Solve for x
    x = 481,939,862,345,339.81/18,962,810.40
  6. Step 6: Final answer
    x = 25,415,001.90

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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.