Home / 27,526,072.61-37,988,400.60-15,138,349.22

Finding the Fourth Proportional to 27,526,072.61, 37,988,400.60 and 15,138,349.22

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Solution

The fourth proportional to 27,526,072.61, 37,988,400.60 and 15,138,349.22 is: 20,892,253.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,526,072.61 : 37,988,400.60 = 15,138,349.22 : x
  2. Step 2: Convert to fraction form
    27,526,072.61/37,988,400.60 = 15,138,349.22/x
  3. Step 3: Cross multiply
    27,526,072.61x = 37,988,400.60 × 15,138,349.22
  4. Step 4: Simplify right side
    27,526,072.61x = 575,081,674,687,028.50
  5. Step 5: Solve for x
    x = 575,081,674,687,028.50/27,526,072.61
  6. Step 6: Final answer
    x = 20,892,253.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.