Home / 12,354,030.84-18,504,976.68-9,911,962.56

Finding the Fourth Proportional to 12,354,030.84, 18,504,976.68 and 9,911,962.56

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Solution

The fourth proportional to 12,354,030.84, 18,504,976.68 and 9,911,962.56 is: 14,847,027.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,354,030.84 : 18,504,976.68 = 9,911,962.56 : x
  2. Step 2: Convert to fraction form
    12,354,030.84/18,504,976.68 = 9,911,962.56/x
  3. Step 3: Cross multiply
    12,354,030.84x = 18,504,976.68 × 9,911,962.56
  4. Step 4: Simplify right side
    12,354,030.84x = 183,420,636,025,833.09
  5. Step 5: Solve for x
    x = 183,420,636,025,833.09/12,354,030.84
  6. Step 6: Final answer
    x = 14,847,027.53

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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.