Home / 12,485,109.13-18,727,241.59-4,397,873.42

Finding the Fourth Proportional to 12,485,109.13, 18,727,241.59 and 4,397,873.42

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Solution

The fourth proportional to 12,485,109.13, 18,727,241.59 and 4,397,873.42 is: 6,596,661.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,485,109.13 : 18,727,241.59 = 4,397,873.42 : x
  2. Step 2: Convert to fraction form
    12,485,109.13/18,727,241.59 = 4,397,873.42/x
  3. Step 3: Cross multiply
    12,485,109.13x = 18,727,241.59 × 4,397,873.42
  4. Step 4: Simplify right side
    12,485,109.13x = 82,360,038,070,894.98
  5. Step 5: Solve for x
    x = 82,360,038,070,894.98/12,485,109.13
  6. Step 6: Final answer
    x = 6,596,661.45

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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.