Home / 51,387,982.19-70,919,900.19-28,187,593.17

Finding the Fourth Proportional to 51,387,982.19, 70,919,900.19 and 28,187,593.17

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Solution

The fourth proportional to 51,387,982.19, 70,919,900.19 and 28,187,593.17 is: 38,901,338.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,387,982.19 : 70,919,900.19 = 28,187,593.17 : x
  2. Step 2: Convert to fraction form
    51,387,982.19/70,919,900.19 = 28,187,593.17/x
  3. Step 3: Cross multiply
    51,387,982.19x = 70,919,900.19 × 28,187,593.17
  4. Step 4: Simplify right side
    51,387,982.19x = 1,999,061,293,946,776.25
  5. Step 5: Solve for x
    x = 1,999,061,293,946,776.25/51,387,982.19
  6. Step 6: Final answer
    x = 38,901,338.58

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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.