Home / 71,269,866.56-98,352,415.89-38,674,818.56

Finding the Fourth Proportional to 71,269,866.56, 98,352,415.89 and 38,674,818.56

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Solution

The fourth proportional to 71,269,866.56, 98,352,415.89 and 38,674,818.56 is: 53,371,249.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,269,866.56 : 98,352,415.89 = 38,674,818.56 : x
  2. Step 2: Convert to fraction form
    71,269,866.56/98,352,415.89 = 38,674,818.56/x
  3. Step 3: Cross multiply
    71,269,866.56x = 98,352,415.89 × 38,674,818.56
  4. Step 4: Simplify right side
    71,269,866.56x = 3,803,761,839,729,292
  5. Step 5: Solve for x
    x = 3,803,761,839,729,292/71,269,866.56
  6. Step 6: Final answer
    x = 53,371,249.63

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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.