Home / 13,719,398.58-20,587,069.53-6,146,364.36

Finding the Fourth Proportional to 13,719,398.58, 20,587,069.53 and 6,146,364.36

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Solution

The fourth proportional to 13,719,398.58, 20,587,069.53 and 6,146,364.36 is: 9,223,117.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,719,398.58 : 20,587,069.53 = 6,146,364.36 : x
  2. Step 2: Convert to fraction form
    13,719,398.58/20,587,069.53 = 6,146,364.36/x
  3. Step 3: Cross multiply
    13,719,398.58x = 20,587,069.53 × 6,146,364.36
  4. Step 4: Simplify right side
    13,719,398.58x = 126,535,630,436,033.97
  5. Step 5: Solve for x
    x = 126,535,630,436,033.97/13,719,398.58
  6. Step 6: Final answer
    x = 9,223,117.89

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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.