Home / 17,972,459.20-26,958,688.80-11,170,014.40

Finding the Fourth Proportional to 17,972,459.20, 26,958,688.80 and 11,170,014.40

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Solution

The fourth proportional to 17,972,459.20, 26,958,688.80 and 11,170,014.40 is: 16,755,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,972,459.20 : 26,958,688.80 = 11,170,014.40 : x
  2. Step 2: Convert to fraction form
    17,972,459.20/26,958,688.80 = 11,170,014.40/x
  3. Step 3: Cross multiply
    17,972,459.20x = 26,958,688.80 × 11,170,014.40
  4. Step 4: Simplify right side
    17,972,459.20x = 301,128,942,101,118.75
  5. Step 5: Solve for x
    x = 301,128,942,101,118.75/17,972,459.20
  6. Step 6: Final answer
    x = 16,755,021.60

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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.