Home / 18,809,154.81-25,956,918.05-10,551,047.67

Finding the Fourth Proportional to 18,809,154.81, 25,956,918.05 and 10,551,047.67

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Solution

The fourth proportional to 18,809,154.81, 25,956,918.05 and 10,551,047.67 is: 14,560,605.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,809,154.81 : 25,956,918.05 = 10,551,047.67 : x
  2. Step 2: Convert to fraction form
    18,809,154.81/25,956,918.05 = 10,551,047.67/x
  3. Step 3: Cross multiply
    18,809,154.81x = 25,956,918.05 × 10,551,047.67
  4. Step 4: Simplify right side
    18,809,154.81x = 273,872,679,659,078.22
  5. Step 5: Solve for x
    x = 273,872,679,659,078.22/18,809,154.81
  6. Step 6: Final answer
    x = 14,560,605.32

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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.