Home / 71,671,207.35-98,903,417.34-42,311,997.37

Finding the Fourth Proportional to 71,671,207.35, 98,903,417.34 and 42,311,997.37

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Solution

The fourth proportional to 71,671,207.35, 98,903,417.34 and 42,311,997.37 is: 58,388,874.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,671,207.35 : 98,903,417.34 = 42,311,997.37 : x
  2. Step 2: Convert to fraction form
    71,671,207.35/98,903,417.34 = 42,311,997.37/x
  3. Step 3: Cross multiply
    71,671,207.35x = 98,903,417.34 × 42,311,997.37
  4. Step 4: Simplify right side
    71,671,207.35x = 4,184,801,134,374,092.50
  5. Step 5: Solve for x
    x = 4,184,801,134,374,092.50/71,671,207.35
  6. Step 6: Final answer
    x = 58,388,874.54

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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.