Home / 18,213,800.88-25,135,036.92-10,064,967.60

Finding the Fourth Proportional to 18,213,800.88, 25,135,036.92 and 10,064,967.60

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Solution

The fourth proportional to 18,213,800.88, 25,135,036.92 and 10,064,967.60 is: 13,889,650.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,213,800.88 : 25,135,036.92 = 10,064,967.60 : x
  2. Step 2: Convert to fraction form
    18,213,800.88/25,135,036.92 = 10,064,967.60/x
  3. Step 3: Cross multiply
    18,213,800.88x = 25,135,036.92 × 10,064,967.60
  4. Step 4: Simplify right side
    18,213,800.88x = 252,983,332,224,603.81
  5. Step 5: Solve for x
    x = 252,983,332,224,603.81/18,213,800.88
  6. Step 6: Final answer
    x = 13,889,650.70

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1.5x scale

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.