Home / 9,681,986.12-14,513,014.64-4,293,174.38

Finding the Fourth Proportional to 9,681,986.12, 14,513,014.64 and 4,293,174.38

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Solution

The fourth proportional to 9,681,986.12, 14,513,014.64 and 4,293,174.38 is: 6,435,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,681,986.12 : 14,513,014.64 = 4,293,174.38 : x
  2. Step 2: Convert to fraction form
    9,681,986.12/14,513,014.64 = 4,293,174.38/x
  3. Step 3: Cross multiply
    9,681,986.12x = 14,513,014.64 × 4,293,174.38
  4. Step 4: Simplify right side
    9,681,986.12x = 62,306,902,567,180.79
  5. Step 5: Solve for x
    x = 62,306,902,567,180.79/9,681,986.12
  6. Step 6: Final answer
    x = 6,435,343.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.