Home / 33,987,410.40-50,974,030.80-12,432,165.60

Finding the Fourth Proportional to 33,987,410.40, 50,974,030.80 and 12,432,165.60

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Solution

The fourth proportional to 33,987,410.40, 50,974,030.80 and 12,432,165.60 is: 18,645,656.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,987,410.40 : 50,974,030.80 = 12,432,165.60 : x
  2. Step 2: Convert to fraction form
    33,987,410.40/50,974,030.80 = 12,432,165.60/x
  3. Step 3: Cross multiply
    33,987,410.40x = 50,974,030.80 × 12,432,165.60
  4. Step 4: Simplify right side
    33,987,410.40x = 633,717,592,205,100.38
  5. Step 5: Solve for x
    x = 633,717,592,205,100.38/33,987,410.40
  6. Step 6: Final answer
    x = 18,645,656.87

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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.