Home / 27,608,130.40-41,412,195.60-20,889,666.40

Finding the Fourth Proportional to 27,608,130.40, 41,412,195.60 and 20,889,666.40

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Solution

The fourth proportional to 27,608,130.40, 41,412,195.60 and 20,889,666.40 is: 31,334,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,608,130.40 : 41,412,195.60 = 20,889,666.40 : x
  2. Step 2: Convert to fraction form
    27,608,130.40/41,412,195.60 = 20,889,666.40/x
  3. Step 3: Cross multiply
    27,608,130.40x = 41,412,195.60 × 20,889,666.40
  4. Step 4: Simplify right side
    27,608,130.40x = 865,086,950,975,547.75
  5. Step 5: Solve for x
    x = 865,086,950,975,547.75/27,608,130.40
  6. Step 6: Final answer
    x = 31,334,499.60

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Similar ratio
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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.