Home / 9,164,688.52-12,645,864.25-5,296,462.64

Finding the Fourth Proportional to 9,164,688.52, 12,645,864.25 and 5,296,462.64

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Solution

The fourth proportional to 9,164,688.52, 12,645,864.25 and 5,296,462.64 is: 7,308,305.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,164,688.52 : 12,645,864.25 = 5,296,462.64 : x
  2. Step 2: Convert to fraction form
    9,164,688.52/12,645,864.25 = 5,296,462.64/x
  3. Step 3: Cross multiply
    9,164,688.52x = 12,645,864.25 × 5,296,462.64
  4. Step 4: Simplify right side
    9,164,688.52x = 66,978,347,592,721.12
  5. Step 5: Solve for x
    x = 66,978,347,592,721.12/9,164,688.52
  6. Step 6: Final answer
    x = 7,308,305.95

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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.