Home / 55,796,648.23-83,695,825.05-21,254,967.73

Finding the Fourth Proportional to 55,796,648.23, 83,695,825.05 and 21,254,967.73

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Solution

The fourth proportional to 55,796,648.23, 83,695,825.05 and 21,254,967.73 is: 31,882,776.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,796,648.23 : 83,695,825.05 = 21,254,967.73 : x
  2. Step 2: Convert to fraction form
    55,796,648.23/83,695,825.05 = 21,254,967.73/x
  3. Step 3: Cross multiply
    55,796,648.23x = 83,695,825.05 × 21,254,967.73
  4. Step 4: Simplify right side
    55,796,648.23x = 1,778,952,060,573,475.50
  5. Step 5: Solve for x
    x = 1,778,952,060,573,475.50/55,796,648.23
  6. Step 6: Final answer
    x = 31,882,776.42

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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.