Home / 9,527,326.48-13,147,830.11-5,176,485.43

Finding the Fourth Proportional to 9,527,326.48, 13,147,830.11 and 5,176,485.43

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Solution

The fourth proportional to 9,527,326.48, 13,147,830.11 and 5,176,485.43 is: 7,143,614.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,527,326.48 : 13,147,830.11 = 5,176,485.43 : x
  2. Step 2: Convert to fraction form
    9,527,326.48/13,147,830.11 = 5,176,485.43/x
  3. Step 3: Cross multiply
    9,527,326.48x = 13,147,830.11 × 5,176,485.43
  4. Step 4: Simplify right side
    9,527,326.48x = 68,059,551,000,530.29
  5. Step 5: Solve for x
    x = 68,059,551,000,530.29/9,527,326.48
  6. Step 6: Final answer
    x = 7,143,614.86

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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.