Home / 39,927,657.67-55,100,333.60-21,592,943.17

Finding the Fourth Proportional to 39,927,657.67, 55,100,333.60 and 21,592,943.17

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Solution

The fourth proportional to 39,927,657.67, 55,100,333.60 and 21,592,943.17 is: 29,798,351.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,927,657.67 : 55,100,333.60 = 21,592,943.17 : x
  2. Step 2: Convert to fraction form
    39,927,657.67/55,100,333.60 = 21,592,943.17/x
  3. Step 3: Cross multiply
    39,927,657.67x = 55,100,333.60 × 21,592,943.17
  4. Step 4: Simplify right side
    39,927,657.67x = 1,189,778,372,072,841.75
  5. Step 5: Solve for x
    x = 1,189,778,372,072,841.75/39,927,657.67
  6. Step 6: Final answer
    x = 29,798,351.36

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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.