Home / 14,732,616.44-20,329,965.64-8,116,915.92

Finding the Fourth Proportional to 14,732,616.44, 20,329,965.64 and 8,116,915.92

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Solution

The fourth proportional to 14,732,616.44, 20,329,965.64 and 8,116,915.92 is: 11,200,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732,616.44 : 20,329,965.64 = 8,116,915.92 : x
  2. Step 2: Convert to fraction form
    14,732,616.44/20,329,965.64 = 8,116,915.92/x
  3. Step 3: Cross multiply
    14,732,616.44x = 20,329,965.64 × 8,116,915.92
  4. Step 4: Simplify right side
    14,732,616.44x = 165,016,621,756,369
  5. Step 5: Solve for x
    x = 165,016,621,756,369/14,732,616.44
  6. Step 6: Final answer
    x = 11,200,768.20

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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.