Home / 18,189,973.61-25,102,265.54-10,349,485.67

Finding the Fourth Proportional to 18,189,973.61, 25,102,265.54 and 10,349,485.67

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Solution

The fourth proportional to 18,189,973.61, 25,102,265.54 and 10,349,485.67 is: 14,282,348.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,189,973.61 : 25,102,265.54 = 10,349,485.67 : x
  2. Step 2: Convert to fraction form
    18,189,973.61/25,102,265.54 = 10,349,485.67/x
  3. Step 3: Cross multiply
    18,189,973.61x = 25,102,265.54 × 10,349,485.67
  4. Step 4: Simplify right side
    18,189,973.61x = 259,795,537,313,506.03
  5. Step 5: Solve for x
    x = 259,795,537,313,506.03/18,189,973.61
  6. Step 6: Final answer
    x = 14,282,348.23

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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.