Home / 27,571,902.40-41,338,701.48-12,210,821.38

Finding the Fourth Proportional to 27,571,902.40, 41,338,701.48 and 12,210,821.38

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Solution

The fourth proportional to 27,571,902.40, 41,338,701.48 and 12,210,821.38 is: 18,307,750.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,571,902.40 : 41,338,701.48 = 12,210,821.38 : x
  2. Step 2: Convert to fraction form
    27,571,902.40/41,338,701.48 = 12,210,821.38/x
  3. Step 3: Cross multiply
    27,571,902.40x = 41,338,701.48 × 12,210,821.38
  4. Step 4: Simplify right side
    27,571,902.40x = 504,779,499,853,421.62
  5. Step 5: Solve for x
    x = 504,779,499,853,421.62/27,571,902.40
  6. Step 6: Final answer
    x = 18,307,750.13

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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.