Home / 13,852,090.60-20,778,135.90-11,332,666.60

Finding the Fourth Proportional to 13,852,090.60, 20,778,135.90 and 11,332,666.60

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Solution

The fourth proportional to 13,852,090.60, 20,778,135.90 and 11,332,666.60 is: 16,998,999.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,852,090.60 : 20,778,135.90 = 11,332,666.60 : x
  2. Step 2: Convert to fraction form
    13,852,090.60/20,778,135.90 = 11,332,666.60/x
  3. Step 3: Cross multiply
    13,852,090.60x = 20,778,135.90 × 11,332,666.60
  4. Step 4: Simplify right side
    13,852,090.60x = 235,471,686,724,190.91
  5. Step 5: Solve for x
    x = 235,471,686,724,190.91/13,852,090.60
  6. Step 6: Final answer
    x = 16,998,999.90

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1.5x scale

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.