Home / 14,284,028.78-19,715,096.10-9,389,701.40

Finding the Fourth Proportional to 14,284,028.78, 19,715,096.10 and 9,389,701.40

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Solution

The fourth proportional to 14,284,028.78, 19,715,096.10 and 9,389,701.40 is: 12,959,849.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284,028.78 : 19,715,096.10 = 9,389,701.40 : x
  2. Step 2: Convert to fraction form
    14,284,028.78/19,715,096.10 = 9,389,701.40/x
  3. Step 3: Cross multiply
    14,284,028.78x = 19,715,096.10 × 9,389,701.40
  4. Step 4: Simplify right side
    14,284,028.78x = 185,118,865,451,304.56
  5. Step 5: Solve for x
    x = 185,118,865,451,304.56/14,284,028.78
  6. Step 6: Final answer
    x = 12,959,849.65

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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.