Home / 55,064,092.91-82,521,735.27-20,966,838.35

Finding the Fourth Proportional to 55,064,092.91, 82,521,735.27 and 20,966,838.35

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Solution

The fourth proportional to 55,064,092.91, 82,521,735.27 and 20,966,838.35 is: 31,421,926.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,064,092.91 : 82,521,735.27 = 20,966,838.35 : x
  2. Step 2: Convert to fraction form
    55,064,092.91/82,521,735.27 = 20,966,838.35/x
  3. Step 3: Cross multiply
    55,064,092.91x = 82,521,735.27 × 20,966,838.35
  4. Step 4: Simplify right side
    55,064,092.91x = 1,730,219,883,354,974.75
  5. Step 5: Solve for x
    x = 1,730,219,883,354,974.75/55,064,092.91
  6. Step 6: Final answer
    x = 31,421,926.56

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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.