Home / 27,237,220.24-37,590,769.32-15,638,419.60

Finding the Fourth Proportional to 27,237,220.24, 37,590,769.32 and 15,638,419.60

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Solution

The fourth proportional to 27,237,220.24, 37,590,769.32 and 15,638,419.60 is: 21,582,974.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,237,220.24 : 37,590,769.32 = 15,638,419.60 : x
  2. Step 2: Convert to fraction form
    27,237,220.24/37,590,769.32 = 15,638,419.60/x
  3. Step 3: Cross multiply
    27,237,220.24x = 37,590,769.32 × 15,638,419.60
  4. Step 4: Simplify right side
    27,237,220.24x = 587,860,223,712,966.62
  5. Step 5: Solve for x
    x = 587,860,223,712,966.62/27,237,220.24
  6. Step 6: Final answer
    x = 21,582,974.27

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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.