Home / 13,998,409.70-20,997,614.55-11,606,925.20

Finding the Fourth Proportional to 13,998,409.70, 20,997,614.55 and 11,606,925.20

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Solution

The fourth proportional to 13,998,409.70, 20,997,614.55 and 11,606,925.20 is: 17,410,387.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,998,409.70 : 20,997,614.55 = 11,606,925.20 : x
  2. Step 2: Convert to fraction form
    13,998,409.70/20,997,614.55 = 11,606,925.20/x
  3. Step 3: Cross multiply
    13,998,409.70x = 20,997,614.55 × 11,606,925.20
  4. Step 4: Simplify right side
    13,998,409.70x = 243,717,741,460,281.66
  5. Step 5: Solve for x
    x = 243,717,741,460,281.66/13,998,409.70
  6. Step 6: Final answer
    x = 17,410,387.80

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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.