Home / 12,868,900.73-19,303,335.58-3,284,280.28

Finding the Fourth Proportional to 12,868,900.73, 19,303,335.58 and 3,284,280.28

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Solution

The fourth proportional to 12,868,900.73, 19,303,335.58 and 3,284,280.28 is: 4,926,416.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,868,900.73 : 19,303,335.58 = 3,284,280.28 : x
  2. Step 2: Convert to fraction form
    12,868,900.73/19,303,335.58 = 3,284,280.28/x
  3. Step 3: Cross multiply
    12,868,900.73x = 19,303,335.58 × 3,284,280.28
  4. Step 4: Simplify right side
    12,868,900.73x = 63,397,564,327,147.32
  5. Step 5: Solve for x
    x = 63,397,564,327,147.32/12,868,900.73
  6. Step 6: Final answer
    x = 4,926,416.46

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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.