Home / 39,726,020.40-59,589,030.60-21,586,167.60

Finding the Fourth Proportional to 39,726,020.40, 59,589,030.60 and 21,586,167.60

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Solution

The fourth proportional to 39,726,020.40, 59,589,030.60 and 21,586,167.60 is: 32,379,251.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,726,020.40 : 59,589,030.60 = 21,586,167.60 : x
  2. Step 2: Convert to fraction form
    39,726,020.40/59,589,030.60 = 21,586,167.60/x
  3. Step 3: Cross multiply
    39,726,020.40x = 59,589,030.60 × 21,586,167.60
  4. Step 4: Simplify right side
    39,726,020.40x = 1,286,298,801,653,128.75
  5. Step 5: Solve for x
    x = 1,286,298,801,653,128.75/39,726,020.40
  6. Step 6: Final answer
    x = 32,379,251.40

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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.