Home / 9,515,615.14-13,131,563.31-5,164,703.02

Finding the Fourth Proportional to 9,515,615.14, 13,131,563.31 and 5,164,703.02

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Solution

The fourth proportional to 9,515,615.14, 13,131,563.31 and 5,164,703.02 is: 7,127,297.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,615.14 : 13,131,563.31 = 5,164,703.02 : x
  2. Step 2: Convert to fraction form
    9,515,615.14/13,131,563.31 = 5,164,703.02/x
  3. Step 3: Cross multiply
    9,515,615.14x = 13,131,563.31 × 5,164,703.02
  4. Step 4: Simplify right side
    9,515,615.14x = 67,820,624,684,478.20
  5. Step 5: Solve for x
    x = 67,820,624,684,478.20/9,515,615.14
  6. Step 6: Final answer
    x = 7,127,297.99

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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.