Home / 18,253,460.40-25,191,174.30-10,413,145.20

Finding the Fourth Proportional to 18,253,460.40, 25,191,174.30 and 10,413,145.20

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Solution

The fourth proportional to 18,253,460.40, 25,191,174.30 and 10,413,145.20 is: 14,370,938.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253,460.40 : 25,191,174.30 = 10,413,145.20 : x
  2. Step 2: Convert to fraction form
    18,253,460.40/25,191,174.30 = 10,413,145.20/x
  3. Step 3: Cross multiply
    18,253,460.40x = 25,191,174.30 × 10,413,145.20
  4. Step 4: Simplify right side
    18,253,460.40x = 262,319,355,744,408.34
  5. Step 5: Solve for x
    x = 262,319,355,744,408.34/18,253,460.40
  6. Step 6: Final answer
    x = 14,370,938.44

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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.