Home / 31,690,596.83-47,474,003.92-21,840,916.08

Finding the Fourth Proportional to 31,690,596.83, 47,474,003.92 and 21,840,916.08

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Solution

The fourth proportional to 31,690,596.83, 47,474,003.92 and 21,840,916.08 is: 32,718,719.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,690,596.83 : 47,474,003.92 = 21,840,916.08 : x
  2. Step 2: Convert to fraction form
    31,690,596.83/47,474,003.92 = 21,840,916.08/x
  3. Step 3: Cross multiply
    31,690,596.83x = 47,474,003.92 × 21,840,916.08
  4. Step 4: Simplify right side
    31,690,596.83x = 1,036,875,735,721,736.12
  5. Step 5: Solve for x
    x = 1,036,875,735,721,736.12/31,690,596.83
  6. Step 6: Final answer
    x = 32,718,719.10

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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.