Home / 21,004,852.40-31,530,898.20-16,233,693.20

Finding the Fourth Proportional to 21,004,852.40, 31,530,898.20 and 16,233,693.20

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Solution

The fourth proportional to 21,004,852.40, 31,530,898.20 and 16,233,693.20 is: 24,368,794.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,004,852.40 : 31,530,898.20 = 16,233,693.20 : x
  2. Step 2: Convert to fraction form
    21,004,852.40/31,530,898.20 = 16,233,693.20/x
  3. Step 3: Cross multiply
    21,004,852.40x = 31,530,898.20 × 16,233,693.20
  4. Step 4: Simplify right side
    21,004,852.40x = 511,862,927,699,232.19
  5. Step 5: Solve for x
    x = 511,862,927,699,232.19/21,004,852.40
  6. Step 6: Final answer
    x = 24,368,794.31

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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.