Home / 50,722,823.19-69,992,869.19-28,698,333.51

Finding the Fourth Proportional to 50,722,823.19, 69,992,869.19 and 28,698,333.51

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Solution

The fourth proportional to 50,722,823.19, 69,992,869.19 and 28,698,333.51 is: 39,601,082.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,722,823.19 : 69,992,869.19 = 28,698,333.51 : x
  2. Step 2: Convert to fraction form
    50,722,823.19/69,992,869.19 = 28,698,333.51/x
  3. Step 3: Cross multiply
    50,722,823.19x = 69,992,869.19 × 28,698,333.51
  4. Step 4: Simplify right side
    50,722,823.19x = 2,008,678,703,192,932
  5. Step 5: Solve for x
    x = 2,008,678,703,192,932/50,722,823.19
  6. Step 6: Final answer
    x = 39,601,082.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.