Home / 39,554,504.42-59,348,806.79-21,355,085.84

Finding the Fourth Proportional to 39,554,504.42, 59,348,806.79 and 21,355,085.84

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Solution

The fourth proportional to 39,554,504.42, 59,348,806.79 and 21,355,085.84 is: 32,041,833.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,554,504.42 : 59,348,806.79 = 21,355,085.84 : x
  2. Step 2: Convert to fraction form
    39,554,504.42/59,348,806.79 = 21,355,085.84/x
  3. Step 3: Cross multiply
    39,554,504.42x = 59,348,806.79 × 21,355,085.84
  4. Step 4: Simplify right side
    39,554,504.42x = 1,267,398,863,098,505.25
  5. Step 5: Solve for x
    x = 1,267,398,863,098,505.25/39,554,504.42
  6. Step 6: Final answer
    x = 32,041,833.97

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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.