Home / 53,789,456.96-80,623,026.68-47,299,814.72

Finding the Fourth Proportional to 53,789,456.96, 80,623,026.68 and 47,299,814.72

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Solution

The fourth proportional to 53,789,456.96, 80,623,026.68 and 47,299,814.72 is: 70,895,942.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,789,456.96 : 80,623,026.68 = 47,299,814.72 : x
  2. Step 2: Convert to fraction form
    53,789,456.96/80,623,026.68 = 47,299,814.72/x
  3. Step 3: Cross multiply
    53,789,456.96x = 80,623,026.68 × 47,299,814.72
  4. Step 4: Simplify right side
    53,789,456.96x = 3,813,454,224,129,617
  5. Step 5: Solve for x
    x = 3,813,454,224,129,617/53,789,456.96
  6. Step 6: Final answer
    x = 70,895,942.06

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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.