Home / 9,515,960.95-13,132,039.36-5,165,048.15

Finding the Fourth Proportional to 9,515,960.95, 13,132,039.36 and 5,165,048.15

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Solution

The fourth proportional to 9,515,960.95, 13,132,039.36 and 5,165,048.15 is: 7,127,773.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,960.95 : 13,132,039.36 = 5,165,048.15 : x
  2. Step 2: Convert to fraction form
    9,515,960.95/13,132,039.36 = 5,165,048.15/x
  3. Step 3: Cross multiply
    9,515,960.95x = 13,132,039.36 × 5,165,048.15
  4. Step 4: Simplify right side
    9,515,960.95x = 67,827,615,597,585.40
  5. Step 5: Solve for x
    x = 67,827,615,597,585.40/9,515,960.95
  6. Step 6: Final answer
    x = 7,127,773.64

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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.