Home / 14,697,781.10-20,284,072.52-8,817,635.51

Finding the Fourth Proportional to 14,697,781.10, 20,284,072.52 and 8,817,635.51

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Solution

The fourth proportional to 14,697,781.10, 20,284,072.52 and 8,817,635.51 is: 12,169,017.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,697,781.10 : 20,284,072.52 = 8,817,635.51 : x
  2. Step 2: Convert to fraction form
    14,697,781.10/20,284,072.52 = 8,817,635.51/x
  3. Step 3: Cross multiply
    14,697,781.10x = 20,284,072.52 × 8,817,635.51
  4. Step 4: Simplify right side
    14,697,781.10x = 178,857,557,994,258.66
  5. Step 5: Solve for x
    x = 178,857,557,994,258.66/14,697,781.10
  6. Step 6: Final answer
    x = 12,169,017.68

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1.5x scale

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.