Home / 9,781,121.40-14,671,682.10-4,732,942.20

Finding the Fourth Proportional to 9,781,121.40, 14,671,682.10 and 4,732,942.20

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Solution

The fourth proportional to 9,781,121.40, 14,671,682.10 and 4,732,942.20 is: 7,099,413.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,781,121.40 : 14,671,682.10 = 4,732,942.20 : x
  2. Step 2: Convert to fraction form
    9,781,121.40/14,671,682.10 = 4,732,942.20/x
  3. Step 3: Cross multiply
    9,781,121.40x = 14,671,682.10 × 4,732,942.20
  4. Step 4: Simplify right side
    9,781,121.40x = 69,440,223,356,074.62
  5. Step 5: Solve for x
    x = 69,440,223,356,074.62/9,781,121.40
  6. Step 6: Final answer
    x = 7,099,413.30

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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.