Home / 12,868,788.18-19,303,165.95-3,284,166.92

Finding the Fourth Proportional to 12,868,788.18, 19,303,165.95 and 3,284,166.92

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Solution

The fourth proportional to 12,868,788.18, 19,303,165.95 and 3,284,166.92 is: 4,926,246.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,868,788.18 : 19,303,165.95 = 3,284,166.92 : x
  2. Step 2: Convert to fraction form
    12,868,788.18/19,303,165.95 = 3,284,166.92/x
  3. Step 3: Cross multiply
    12,868,788.18x = 19,303,165.95 × 3,284,166.92
  4. Step 4: Simplify right side
    12,868,788.18x = 63,394,819,064,260.37
  5. Step 5: Solve for x
    x = 63,394,819,064,260.37/12,868,788.18
  6. Step 6: Final answer
    x = 4,926,246.22

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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.