Home / 12,214,880.08-16,863,078.82-9,417,894.49

Finding the Fourth Proportional to 12,214,880.08, 16,863,078.82 and 9,417,894.49

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Solution

The fourth proportional to 12,214,880.08, 16,863,078.82 and 9,417,894.49 is: 13,001,740.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,214,880.08 : 16,863,078.82 = 9,417,894.49 : x
  2. Step 2: Convert to fraction form
    12,214,880.08/16,863,078.82 = 9,417,894.49/x
  3. Step 3: Cross multiply
    12,214,880.08x = 16,863,078.82 × 9,417,894.49
  4. Step 4: Simplify right side
    12,214,880.08x = 158,814,697,037,611.28
  5. Step 5: Solve for x
    x = 158,814,697,037,611.28/12,214,880.08
  6. Step 6: Final answer
    x = 13,001,740.18

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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.