Home / 9,515,189.96-13,130,975.15-5,164,276.33

Finding the Fourth Proportional to 9,515,189.96, 13,130,975.15 and 5,164,276.33

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Solution

The fourth proportional to 9,515,189.96, 13,130,975.15 and 5,164,276.33 is: 7,126,708.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,189.96 : 13,130,975.15 = 5,164,276.33 : x
  2. Step 2: Convert to fraction form
    9,515,189.96/13,130,975.15 = 5,164,276.33/x
  3. Step 3: Cross multiply
    9,515,189.96x = 13,130,975.15 × 5,164,276.33
  4. Step 4: Simplify right side
    9,515,189.96x = 67,811,984,156,963.20
  5. Step 5: Solve for x
    x = 67,811,984,156,963.20/9,515,189.96
  6. Step 6: Final answer
    x = 7,126,708.39

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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.