Home / 13,785,953.70-20,669,354.48-6,105,413.20

Finding the Fourth Proportional to 13,785,953.70, 20,669,354.48 and 6,105,413.20

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Solution

The fourth proportional to 13,785,953.70, 20,669,354.48 and 6,105,413.20 is: 9,153,878.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,785,953.70 : 20,669,354.48 = 6,105,413.20 : x
  2. Step 2: Convert to fraction form
    13,785,953.70/20,669,354.48 = 6,105,413.20/x
  3. Step 3: Cross multiply
    13,785,953.70x = 20,669,354.48 × 6,105,413.20
  4. Step 4: Simplify right side
    13,785,953.70x = 126,194,949,677,671.14
  5. Step 5: Solve for x
    x = 126,194,949,677,671.14/13,785,953.70
  6. Step 6: Final answer
    x = 9,153,878.83

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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.