Home / 18,670,622.36-25,765,776.18-10,298,952.66

Finding the Fourth Proportional to 18,670,622.36, 25,765,776.18 and 10,298,952.66

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Solution

The fourth proportional to 18,670,622.36, 25,765,776.18 and 10,298,952.66 is: 14,212,729.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,670,622.36 : 25,765,776.18 = 10,298,952.66 : x
  2. Step 2: Convert to fraction form
    18,670,622.36/25,765,776.18 = 10,298,952.66/x
  3. Step 3: Cross multiply
    18,670,622.36x = 25,765,776.18 × 10,298,952.66
  4. Step 4: Simplify right side
    18,670,622.36x = 265,360,509,193,626.34
  5. Step 5: Solve for x
    x = 265,360,509,193,626.34/18,670,622.36
  6. Step 6: Final answer
    x = 14,212,729.71

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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.