Home / 25,717,400.70-38,620,337.85-18,197,144.70

Finding the Fourth Proportional to 25,717,400.70, 38,620,337.85 and 18,197,144.70

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Solution

The fourth proportional to 25,717,400.70, 38,620,337.85 and 18,197,144.70 is: 27,327,018.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,717,400.70 : 38,620,337.85 = 18,197,144.70 : x
  2. Step 2: Convert to fraction form
    25,717,400.70/38,620,337.85 = 18,197,144.70/x
  3. Step 3: Cross multiply
    25,717,400.70x = 38,620,337.85 × 18,197,144.70
  4. Step 4: Simplify right side
    25,717,400.70x = 702,779,876,219,336.88
  5. Step 5: Solve for x
    x = 702,779,876,219,336.88/25,717,400.70
  6. Step 6: Final answer
    x = 27,327,018.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.