Home / 39,494,779.47-59,247,836.28-12,203,455.23

Finding the Fourth Proportional to 39,494,779.47, 59,247,836.28 and 12,203,455.23

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Solution

The fourth proportional to 39,494,779.47, 59,247,836.28 and 12,203,455.23 is: 18,306,933.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,494,779.47 : 59,247,836.28 = 12,203,455.23 : x
  2. Step 2: Convert to fraction form
    39,494,779.47/59,247,836.28 = 12,203,455.23/x
  3. Step 3: Cross multiply
    39,494,779.47x = 59,247,836.28 × 12,203,455.23
  4. Step 4: Simplify right side
    39,494,779.47x = 723,028,317,517,349.75
  5. Step 5: Solve for x
    x = 723,028,317,517,349.75/39,494,779.47
  6. Step 6: Final answer
    x = 18,306,933.91

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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.