Home / 18,944,279.21-26,141,153.11-13,985,358.01

Finding the Fourth Proportional to 18,944,279.21, 26,141,153.11 and 13,985,358.01

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Solution

The fourth proportional to 18,944,279.21, 26,141,153.11 and 13,985,358.01 is: 19,298,352.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,944,279.21 : 26,141,153.11 = 13,985,358.01 : x
  2. Step 2: Convert to fraction form
    18,944,279.21/26,141,153.11 = 13,985,358.01/x
  3. Step 3: Cross multiply
    18,944,279.21x = 26,141,153.11 × 13,985,358.01
  4. Step 4: Simplify right side
    18,944,279.21x = 365,593,384,937,258.69
  5. Step 5: Solve for x
    x = 365,593,384,937,258.69/18,944,279.21
  6. Step 6: Final answer
    x = 19,298,352.86

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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.