Home / 20,196,242.10-30,291,410.70-5,817,810.60

Finding the Fourth Proportional to 20,196,242.10, 30,291,410.70 and 5,817,810.60

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Solution

The fourth proportional to 20,196,242.10, 30,291,410.70 and 5,817,810.60 is: 8,725,865.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,196,242.10 : 30,291,410.70 = 5,817,810.60 : x
  2. Step 2: Convert to fraction form
    20,196,242.10/30,291,410.70 = 5,817,810.60/x
  3. Step 3: Cross multiply
    20,196,242.10x = 30,291,410.70 × 5,817,810.60
  4. Step 4: Simplify right side
    20,196,242.10x = 176,229,690,259,413.41
  5. Step 5: Solve for x
    x = 176,229,690,259,413.41/20,196,242.10
  6. Step 6: Final answer
    x = 8,725,865.41

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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.