Home / 71,852,795.82-99,156,899.25-38,813,044.86

Finding the Fourth Proportional to 71,852,795.82, 99,156,899.25 and 38,813,044.86

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Solution

The fourth proportional to 71,852,795.82, 99,156,899.25 and 38,813,044.86 is: 53,562,024.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,852,795.82 : 99,156,899.25 = 38,813,044.86 : x
  2. Step 2: Convert to fraction form
    71,852,795.82/99,156,899.25 = 38,813,044.86/x
  3. Step 3: Cross multiply
    71,852,795.82x = 99,156,899.25 × 38,813,044.86
  4. Step 4: Simplify right side
    71,852,795.82x = 3,848,581,178,768,750.50
  5. Step 5: Solve for x
    x = 3,848,581,178,768,750.50/71,852,795.82
  6. Step 6: Final answer
    x = 53,562,024.06

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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.