Home / 9,515,384.20-13,130,896.80-5,164,383.34

Finding the Fourth Proportional to 9,515,384.20, 13,130,896.80 and 5,164,383.34

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Solution

The fourth proportional to 9,515,384.20, 13,130,896.80 and 5,164,383.34 is: 7,126,668.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,384.20 : 13,130,896.80 = 5,164,383.34 : x
  2. Step 2: Convert to fraction form
    9,515,384.20/13,130,896.80 = 5,164,383.34/x
  3. Step 3: Cross multiply
    9,515,384.20x = 13,130,896.80 × 5,164,383.34
  4. Step 4: Simplify right side
    9,515,384.20x = 67,812,984,673,179.31
  5. Step 5: Solve for x
    x = 67,812,984,673,179.31/9,515,384.20
  6. Step 6: Final answer
    x = 7,126,668.06

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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.