Home / 9,541,053.46-13,166,643.81-5,190,129.38

Finding the Fourth Proportional to 9,541,053.46, 13,166,643.81 and 5,190,129.38

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Solution

The fourth proportional to 9,541,053.46, 13,166,643.81 and 5,190,129.38 is: 7,162,373.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,541,053.46 : 13,166,643.81 = 5,190,129.38 : x
  2. Step 2: Convert to fraction form
    9,541,053.46/13,166,643.81 = 5,190,129.38/x
  3. Step 3: Cross multiply
    9,541,053.46x = 13,166,643.81 × 5,190,129.38
  4. Step 4: Simplify right side
    9,541,053.46x = 68,336,584,887,729.77
  5. Step 5: Solve for x
    x = 68,336,584,887,729.77/9,541,053.46
  6. Step 6: Final answer
    x = 7,162,373.13

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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.