Home / 13,783,152.60-20,643,236.10-8,114,448.60

Finding the Fourth Proportional to 13,783,152.60, 20,643,236.10 and 8,114,448.60

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Solution

The fourth proportional to 13,783,152.60, 20,643,236.10 and 8,114,448.60 is: 12,153,132.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,783,152.60 : 20,643,236.10 = 8,114,448.60 : x
  2. Step 2: Convert to fraction form
    13,783,152.60/20,643,236.10 = 8,114,448.60/x
  3. Step 3: Cross multiply
    13,783,152.60x = 20,643,236.10 × 8,114,448.60
  4. Step 4: Simplify right side
    13,783,152.60x = 167,508,478,271,114.47
  5. Step 5: Solve for x
    x = 167,508,478,271,114.47/13,783,152.60
  6. Step 6: Final answer
    x = 12,153,132.39

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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.