Home / 14,280,394.11-21,421,280.07-4,695,560.43

Finding the Fourth Proportional to 14,280,394.11, 21,421,280.07 and 4,695,560.43

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Solution

The fourth proportional to 14,280,394.11, 21,421,280.07 and 4,695,560.43 is: 7,043,567.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,280,394.11 : 21,421,280.07 = 4,695,560.43 : x
  2. Step 2: Convert to fraction form
    14,280,394.11/21,421,280.07 = 4,695,560.43/x
  3. Step 3: Cross multiply
    14,280,394.11x = 21,421,280.07 × 4,695,560.43
  4. Step 4: Simplify right side
    14,280,394.11x = 100,584,915,056,639.62
  5. Step 5: Solve for x
    x = 100,584,915,056,639.62/14,280,394.11
  6. Step 6: Final answer
    x = 7,043,567.17

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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.