Home / 65,451,006.92-97,934,001.78-52,457,749.23

Finding the Fourth Proportional to 65,451,006.92, 97,934,001.78 and 52,457,749.23

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Solution

The fourth proportional to 65,451,006.92, 97,934,001.78 and 52,457,749.23 is: 78,492,257.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,451,006.92 : 97,934,001.78 = 52,457,749.23 : x
  2. Step 2: Convert to fraction form
    65,451,006.92/97,934,001.78 = 52,457,749.23/x
  3. Step 3: Cross multiply
    65,451,006.92x = 97,934,001.78 × 52,457,749.23
  4. Step 4: Simplify right side
    65,451,006.92x = 5,137,397,307,029,583
  5. Step 5: Solve for x
    x = 5,137,397,307,029,583/65,451,006.92
  6. Step 6: Final answer
    x = 78,492,257.78

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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.