Home / 18,466,281.96-25,484,788.52-10,206,166.42

Finding the Fourth Proportional to 18,466,281.96, 25,484,788.52 and 10,206,166.42

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Solution

The fourth proportional to 18,466,281.96, 25,484,788.52 and 10,206,166.42 is: 14,085,238.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466,281.96 : 25,484,788.52 = 10,206,166.42 : x
  2. Step 2: Convert to fraction form
    18,466,281.96/25,484,788.52 = 10,206,166.42/x
  3. Step 3: Cross multiply
    18,466,281.96x = 25,484,788.52 × 10,206,166.42
  4. Step 4: Simplify right side
    18,466,281.96x = 260,101,992,832,723.81
  5. Step 5: Solve for x
    x = 260,101,992,832,723.81/18,466,281.96
  6. Step 6: Final answer
    x = 14,085,238.89

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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.