Home / 57,672,056.70-86,508,085.05-36,172,971.90

Finding the Fourth Proportional to 57,672,056.70, 86,508,085.05 and 36,172,971.90

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Solution

The fourth proportional to 57,672,056.70, 86,508,085.05 and 36,172,971.90 is: 54,259,457.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,672,056.70 : 86,508,085.05 = 36,172,971.90 : x
  2. Step 2: Convert to fraction form
    57,672,056.70/86,508,085.05 = 36,172,971.90/x
  3. Step 3: Cross multiply
    57,672,056.70x = 86,508,085.05 × 36,172,971.90
  4. Step 4: Simplify right side
    57,672,056.70x = 3,129,254,529,636,460
  5. Step 5: Solve for x
    x = 3,129,254,529,636,460/57,672,056.70
  6. Step 6: Final answer
    x = 54,259,457.85

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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.