Home / 18,258,433-25,197,426.21-10,109,671

Finding the Fourth Proportional to 18,258,433, 25,197,426.21 and 10,109,671

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Solution

The fourth proportional to 18,258,433, 25,197,426.21 and 10,109,671 is: 13,951,782.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,258,433 : 25,197,426.21 = 10,109,671 : x
  2. Step 2: Convert to fraction form
    18,258,433/25,197,426.21 = 10,109,671/x
  3. Step 3: Cross multiply
    18,258,433x = 25,197,426.21 × 10,109,671
  4. Step 4: Simplify right side
    18,258,433x = 254,737,689,029,876.91
  5. Step 5: Solve for x
    x = 254,737,689,029,876.91/18,258,433
  6. Step 6: Final answer
    x = 13,951,782.67

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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.