Home / 21,049,114.50-31,573,673.01-5,092,762.50

Finding the Fourth Proportional to 21,049,114.50, 31,573,673.01 and 5,092,762.50

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Solution

The fourth proportional to 21,049,114.50, 31,573,673.01 and 5,092,762.50 is: 7,639,144.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,049,114.50 : 31,573,673.01 = 5,092,762.50 : x
  2. Step 2: Convert to fraction form
    21,049,114.50/31,573,673.01 = 5,092,762.50/x
  3. Step 3: Cross multiply
    21,049,114.50x = 31,573,673.01 × 5,092,762.50
  4. Step 4: Simplify right side
    21,049,114.50x = 160,797,217,892,590.12
  5. Step 5: Solve for x
    x = 160,797,217,892,590.12/21,049,114.50
  6. Step 6: Final answer
    x = 7,639,144.05

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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.