Home / 51,306,801.79-77,082,979.12-32,898,812.21

Finding the Fourth Proportional to 51,306,801.79, 77,082,979.12 and 32,898,812.21

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Solution

The fourth proportional to 51,306,801.79, 77,082,979.12 and 32,898,812.21 is: 49,426,944.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,306,801.79 : 77,082,979.12 = 32,898,812.21 : x
  2. Step 2: Convert to fraction form
    51,306,801.79/77,082,979.12 = 32,898,812.21/x
  3. Step 3: Cross multiply
    51,306,801.79x = 77,082,979.12 × 32,898,812.21
  4. Step 4: Simplify right side
    51,306,801.79x = 2,535,938,454,106,322
  5. Step 5: Solve for x
    x = 2,535,938,454,106,322/51,306,801.79
  6. Step 6: Final answer
    x = 49,426,944.69

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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.