Home / 50,160,902.51-69,216,510.75-28,129,868.23

Finding the Fourth Proportional to 50,160,902.51, 69,216,510.75 and 28,129,868.23

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Solution

The fourth proportional to 50,160,902.51, 69,216,510.75 and 28,129,868.23 is: 38,816,114.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,160,902.51 : 69,216,510.75 = 28,129,868.23 : x
  2. Step 2: Convert to fraction form
    50,160,902.51/69,216,510.75 = 28,129,868.23/x
  3. Step 3: Cross multiply
    50,160,902.51x = 69,216,510.75 × 28,129,868.23
  4. Step 4: Simplify right side
    50,160,902.51x = 1,947,051,326,737,878.50
  5. Step 5: Solve for x
    x = 1,947,051,326,737,878.50/50,160,902.51
  6. Step 6: Final answer
    x = 38,816,114.33

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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.