Home / 18,610,231.19-25,681,890.69-10,461,469.19

Finding the Fourth Proportional to 18,610,231.19, 25,681,890.69 and 10,461,469.19

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Solution

The fourth proportional to 18,610,231.19, 25,681,890.69 and 10,461,469.19 is: 14,436,699.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,610,231.19 : 25,681,890.69 = 10,461,469.19 : x
  2. Step 2: Convert to fraction form
    18,610,231.19/25,681,890.69 = 10,461,469.19/x
  3. Step 3: Cross multiply
    18,610,231.19x = 25,681,890.69 × 10,461,469.19
  4. Step 4: Simplify right side
    18,610,231.19x = 268,670,308,065,973.41
  5. Step 5: Solve for x
    x = 268,670,308,065,973.41/18,610,231.19
  6. Step 6: Final answer
    x = 14,436,699.11

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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.