Home / 13,603,024.76-18,771,947.34-7,492,021.88

Finding the Fourth Proportional to 13,603,024.76, 18,771,947.34 and 7,492,021.88

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Solution

The fourth proportional to 13,603,024.76, 18,771,947.34 and 7,492,021.88 is: 10,338,865.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,603,024.76 : 18,771,947.34 = 7,492,021.88 : x
  2. Step 2: Convert to fraction form
    13,603,024.76/18,771,947.34 = 7,492,021.88/x
  3. Step 3: Cross multiply
    13,603,024.76x = 18,771,947.34 × 7,492,021.88
  4. Step 4: Simplify right side
    13,603,024.76x = 140,639,840,201,487.80
  5. Step 5: Solve for x
    x = 140,639,840,201,487.80/13,603,024.76
  6. Step 6: Final answer
    x = 10,338,865.27

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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.