Home / 31,111,578.80-46,667,368.20-8,394,772.40

Finding the Fourth Proportional to 31,111,578.80, 46,667,368.20 and 8,394,772.40

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Solution

The fourth proportional to 31,111,578.80, 46,667,368.20 and 8,394,772.40 is: 12,592,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,111,578.80 : 46,667,368.20 = 8,394,772.40 : x
  2. Step 2: Convert to fraction form
    31,111,578.80/46,667,368.20 = 8,394,772.40/x
  3. Step 3: Cross multiply
    31,111,578.80x = 46,667,368.20 × 8,394,772.40
  4. Step 4: Simplify right side
    31,111,578.80x = 391,761,934,545,997.75
  5. Step 5: Solve for x
    x = 391,761,934,545,997.75/31,111,578.80
  6. Step 6: Final answer
    x = 12,592,158.60

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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.